chart.js
Version:
Simple HTML5 charts using the canvas element.
133 lines • 61.8 kB
HTML
<!DOCTYPE html>
<html lang="en-US">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>Utils | Chart.js</title>
<meta name="generator" content="VuePress 1.8.3">
<link rel="icon" href="/docs/3.9.0/favicon.ico">
<meta name="description" content="Open source HTML5 Charts for your website">
<link rel="preload" href="/docs/3.9.0/assets/css/0.styles.e83a9109.css" as="style"><link rel="preload" href="/docs/3.9.0/assets/js/app.b5254226.js" as="script"><link rel="preload" href="/docs/3.9.0/assets/js/2.3e2307f3.js" as="script"><link rel="preload" href="/docs/3.9.0/assets/js/261.29113d92.js" as="script"><link rel="prefetch" href="/docs/3.9.0/assets/js/10.55a354f0.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/100.ec3ce48e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/101.5c96ecc3.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/102.a4c20920.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/103.5c9e08b5.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/104.dceaebe0.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/105.7686cdc7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/106.d16e0ea0.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/107.9c8dcae1.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/108.ef85e8fc.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/109.21777800.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/11.6f47681f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/110.b8b26937.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/111.3265ddc5.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/112.73dd615c.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/113.a6714853.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/114.602044af.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/115.c8394b6d.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/116.a189271f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/117.beb7078e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/118.191da875.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/119.deaf23d7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/12.c1602a77.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/120.752eb1d7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/121.e680e2b8.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/122.9f10b07c.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/123.014a3e00.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/124.89c16dcb.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/125.034a744b.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/126.bd047874.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/127.3b8478f3.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/128.87d67ad7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/129.f6241700.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/13.6a25e761.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/130.a9cb856a.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/131.fd50a851.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/132.c46867f6.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/133.d5aa1db6.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/134.4bfa3b5a.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/135.8c7630ad.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/136.f813e062.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/137.3ed06bce.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/138.b74b8391.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/139.924812c0.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/14.c27f68ca.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/140.a7967a5d.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/141.34a018bb.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/142.c5bfcdd4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/143.05e388ba.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/144.a98bdbcc.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/145.826b73e0.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/146.001afadf.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/147.fcadaef3.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/148.2e10aee8.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/149.f3dcd785.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/15.8a17bde2.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/150.fd8575ca.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/151.67ecd4a3.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/152.820c660a.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/153.0f168375.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/154.2aa9c67d.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/155.e3367ebc.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/156.a5bb942d.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/157.09caef4e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/158.1f82587f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/159.a5d4636e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/16.bd2b8655.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/160.e206ed10.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/161.fac79692.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/162.9f2f870f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/163.4f1604f9.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/164.7f8d8643.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/165.fe2baa69.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/166.c82b3c76.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/167.3c3f2ff1.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/168.8d2e8e83.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/169.b10c84bd.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/17.41937cb1.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/170.329c37a3.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/171.2480fc36.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/172.81c5206a.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/173.12ceea2b.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/174.5c4f9d7f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/175.cf43934f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/176.f48183c3.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/177.d0d35403.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/178.55d433fd.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/179.9442c138.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/18.83722313.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/180.5c15d5d4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/181.911f367b.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/182.72f663e8.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/183.22b2258c.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/184.15b21065.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/185.894ea40b.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/186.f6394459.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/187.7bd9b3fe.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/188.3baa9bcd.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/189.18e63b11.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/19.67aeee92.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/190.b7ffb54a.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/191.13061aba.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/192.1bf9bd61.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/193.8fa44455.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/194.49c9a3c0.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/195.eb1e8802.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/196.9b925823.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/197.adca6c8c.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/198.2ae0961a.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/199.cd9dca80.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/20.5c6a8bb6.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/200.2eb9437f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/201.6dba10c3.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/202.9c5057c6.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/203.98a3c2b8.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/204.50d5cf2e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/205.e56e820b.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/206.6ce5c41e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/207.8aa83d91.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/208.296ee160.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/209.13279349.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/21.03f70508.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/210.63e30420.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/211.0b325f23.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/212.be671e2e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/213.81d2e607.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/214.ba403b5c.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/215.2efcec5f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/216.e01d3100.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/217.906c8d54.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/218.94e33827.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/219.21c5e01f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/22.ed257010.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/220.3ba160e4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/221.5c17138c.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/222.e1dbb464.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/223.9aae8939.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/224.1f9a0947.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/225.56b2dd16.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/226.8c102c21.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/227.b3d60339.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/228.df41dd83.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/229.70ab90a4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/23.f2ed06e2.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/230.7e5a85b1.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/231.b83d12f1.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/232.bb17417c.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/233.201ca5f0.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/234.d975df48.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/235.71a7be7d.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/236.05d87a5e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/237.d518e28b.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/238.b248ecf4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/239.9e2cd69d.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/24.fe605ff6.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/240.c0869bc2.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/241.59dc896f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/242.6d423d39.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/243.a355eaa8.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/244.ad729cf8.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/245.1e48ff88.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/246.305c9702.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/247.916c9bd7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/248.1d222543.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/249.3c44b887.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/25.62a719ec.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/250.05fa08c5.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/251.4dee4010.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/252.ae98a1a4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/253.727c4b13.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/254.c936ac1e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/255.3d34361f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/256.8d709dae.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/257.2d8411ef.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/258.d2c5c7f4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/259.8f1f7b26.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/26.1aca3c94.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/260.54ff10d2.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/27.83e317de.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/28.7f63abef.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/29.e64d700a.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/3.947b8d98.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/30.80b868a4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/31.c3e8ba9b.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/32.2ea2032c.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/33.8f17aab7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/34.cf68314e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/35.74f2a343.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/36.e6f102f1.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/37.5205c8d5.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/38.3a0beb59.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/39.db083188.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/4.fa1d5bf7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/40.3be407c0.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/41.4ee6797a.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/42.dd060b03.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/43.b7708855.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/44.298561ef.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/45.3ca26bd5.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/46.374e1771.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/47.cb6ecce1.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/48.d3427a25.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/49.133e1210.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/5.00f814ac.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/50.b1bd0391.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/51.967c74e6.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/52.dfee45f4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/53.25a274c1.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/54.27f2a3a2.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/55.d7cd8bb5.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/56.aea035df.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/57.2048b36e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/58.a00868dd.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/59.36ac9646.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/6.2bc86161.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/60.7e677ba7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/61.d51712b4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/62.0f05c38f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/63.27523162.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/64.a8a6f225.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/65.41a2893d.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/66.9521ea81.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/67.d7bfb1e4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/68.cb103f64.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/69.2fe3abca.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/7.74f2ce90.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/70.5f1a2fc9.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/71.f151d361.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/72.ce8f62b5.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/73.e54b00e9.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/74.7a565bc6.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/75.581acb17.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/76.c9c82d42.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/77.f696dbb7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/78.cea14ac4.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/79.dce49c24.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/8.8928eb8b.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/80.ec362358.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/81.a9378b89.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/82.34286a2f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/83.0c888c55.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/84.17cdaa0e.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/85.64c4d0bf.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/86.b02b9a06.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/87.4e43ca13.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/88.ae0a1fb7.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/89.bfaddc8f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/9.26921c7f.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/90.4f8727af.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/91.cf47d8ac.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/92.f6ff0a1d.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/93.e410f052.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/94.231bdd9c.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/95.5bbaaa27.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/96.36037d5b.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/97.ea8aaadb.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/98.b581d8bb.js"><link rel="prefetch" href="/docs/3.9.0/assets/js/99.84a3fa0c.js">
<link rel="stylesheet" href="/docs/3.9.0/assets/css/0.styles.e83a9109.css">
</head>
<body>
<div id="app" data-server-rendered="true"><div class="theme-container"><header class="navbar"><div class="sidebar-button"><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" role="img" viewBox="0 0 448 512" class="icon"><path fill="currentColor" d="M436 124H12c-6.627 0-12-5.373-12-12V80c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12z"></path></svg></div> <a href="/docs/3.9.0/" class="home-link router-link-active"><img src="/docs/3.9.0/favicon.ico" alt="Chart.js" class="logo"> <span class="site-name can-hide">Chart.js</span></a> <div class="links"><div class="search-box"><input aria-label="Search" autocomplete="off" spellcheck="false" value=""> <!----></div> <nav class="nav-links can-hide"><div class="nav-item"><a href="/docs/3.9.0/" class="nav-link">
Home
</a></div><div class="nav-item"><a href="/docs/3.9.0/api/" class="nav-link">
API
</a></div><div class="nav-item"><a href="/docs/3.9.0/samples/" class="nav-link router-link-active">
Samples
</a></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="Community Menu" class="dropdown-title"><span class="title">Ecosystem</span> <span class="arrow down"></span></button> <button type="button" aria-label="Community Menu" class="mobile-dropdown-title"><span class="title">Ecosystem</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="https://github.com/chartjs/awesome" target="_blank" rel="noopener noreferrer" class="nav-link external">
Awesome
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="https://chartjs-slack.herokuapp.com/" target="_blank" rel="noopener noreferrer" class="nav-link external">
Slack
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="https://stackoverflow.com/questions/tagged/chart.js" target="_blank" rel="noopener noreferrer" class="nav-link external">
Stack Overflow
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li></ul></div></div> <a href="https://github.com/chartjs/Chart.js" target="_blank" rel="noopener noreferrer" class="repo-link">
GitHub
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav></div></header> <div class="sidebar-mask"></div> <aside class="sidebar"><nav class="nav-links"><div class="nav-item"><a href="/docs/3.9.0/" class="nav-link">
Home
</a></div><div class="nav-item"><a href="/docs/3.9.0/api/" class="nav-link">
API
</a></div><div class="nav-item"><a href="/docs/3.9.0/samples/" class="nav-link router-link-active">
Samples
</a></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="Community Menu" class="dropdown-title"><span class="title">Ecosystem</span> <span class="arrow down"></span></button> <button type="button" aria-label="Community Menu" class="mobile-dropdown-title"><span class="title">Ecosystem</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="https://github.com/chartjs/awesome" target="_blank" rel="noopener noreferrer" class="nav-link external">
Awesome
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="https://chartjs-slack.herokuapp.com/" target="_blank" rel="noopener noreferrer" class="nav-link external">
Slack
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li><li class="dropdown-item"><!----> <a href="https://stackoverflow.com/questions/tagged/chart.js" target="_blank" rel="noopener noreferrer" class="nav-link external">
Stack Overflow
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></li></ul></div></div> <a href="https://github.com/chartjs/Chart.js" target="_blank" rel="noopener noreferrer" class="repo-link">
GitHub
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav> <ul class="sidebar-links"><li><a href="/docs/3.9.0/samples/information.html" class="sidebar-link">Information</a></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Bar Charts</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Line Charts</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Other charts</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Area charts</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Scales</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Scale Options</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Legend</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Title</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Subtitle</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Tooltip</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Scriptable Options</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Animations</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Advanced</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Plugins</span> <span class="arrow right"></span></p> <!----></section></li><li><a href="/docs/3.9.0/samples/utils.html" aria-current="page" class="active sidebar-link">Utils</a></li></ul> </aside> <main class="page"> <div class="theme-default-content content__default"><h1 id="utils"><a href="#utils" class="header-anchor">#</a> Utils</h1> <h2 id="disclaimer"><a href="#disclaimer" class="header-anchor">#</a> Disclaimer</h2> <p>The Utils file contains multiple helper functions that the chart.js sample pages use to generate charts.
These functions are subject to change, including but not limited to breaking changes without prior notice.</p> <p>Because of this please don't rely on this file in production environments.</p> <h2 id="functions"><a href="#functions" class="header-anchor">#</a> Functions</h2> <div class="language-js extra-class"><pre class="language-js"><code><span class="token keyword">import</span> colorLib <span class="token keyword">from</span> <span class="token string">'@kurkle/color'</span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token punctuation">{</span>DateTime<span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'luxon'</span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token string">'chartjs-adapter-luxon'</span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token punctuation">{</span>valueOrDefault<span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'../../dist/helpers.mjs'</span><span class="token punctuation">;</span>
<span class="token comment">// Adapted from http://indiegamr.com/generate-repeatable-random-numbers-in-js/</span>
<span class="token keyword">var</span> _seed <span class="token operator">=</span> Date<span class="token punctuation">.</span><span class="token function">now</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">export</span> <span class="token keyword">function</span> <span class="token function">srand</span><span class="token punctuation">(</span><span class="token parameter">seed</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
_seed <span class="token operator">=</span> seed<span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">export</span> <span class="token keyword">function</span> <span class="token function">rand</span><span class="token punctuation">(</span><span class="token parameter">min<span class="token punctuation">,</span> max</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
min <span class="token operator">=</span> <span class="token function">valueOrDefault</span><span class="token punctuation">(</span>min<span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
max <span class="token operator">=</span> <span class="token function">valueOrDefault</span><span class="token punctuation">(</span>max<span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
_seed <span class="token operator">=</span> <span class="token punctuation">(</span>_seed <span class="token operator">*</span> <span class="token number">9301</span> <span class="token operator">+</span> <span class="token number">49297</span><span class="token punctuation">)</span> <span class="token operator">%</span> <span class="token number">233280</span><span class="token punctuation">;</span>
<span class="token keyword">return</span> min <span class="token operator">+</span> <span class="token punctuation">(</span>_seed <span class="token operator">/</span> <span class="token number">233280</span><span class="token punctuation">)</span> <span class="token operator">*</span> <span class="token punctuation">(</span>max <span class="token operator">-</span> min<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">export</span> <span class="token keyword">function</span> <span class="token function">numbers</span><span class="token punctuation">(</span><span class="token parameter">config</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">var</span> cfg <span class="token operator">=</span> config <span class="token operator">||</span> <span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> min <span class="token operator">=</span> <span class="token function">valueOrDefault</span><span class="token punctuation">(</span>cfg<span class="token punctuation">.</span>min<span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> max <span class="token operator">=</span> <span class="token function">valueOrDefault</span><span class="token punctuation">(</span>cfg<span class="token punctuation">.</span>max<span class="token punctuation">,</span> <span class="token number">100</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> from <span class="token operator">=</span> <span class="token function">valueOrDefault</span><span class="token punctuation">(</span>cfg<span class="token punctuation">.</span>from<span class="token punctuation">,</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> count <span class="token operator">=</span> <span class="token function">valueOrDefault</span><span class="token punctuation">(</span>cfg<span class="token punctuation">.</span>count<span class="token punctuation">,</span> <span class="token number">8</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> decimals <span class="token operator">=</span> <span class="token function">valueOrDefault</span><span class="token punctuation">(</span>cfg<span class="token punctuation">.</span>decimals<span class="token punctuation">,</span> <span class="token number">8</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> continuity <span class="token operator">=</span> <span class="token function">valueOrDefault</span><span class="token punctuation">(</span>cfg<span class="token punctuation">.</span>continuity<span class="token punctuation">,</span> <span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> dfactor <span class="token operator">=</span> Math<span class="token punctuation">.</span><span class="token function">pow</span><span class="token punctuation">(</span><span class="token number">10</span><span class="token punctuation">,</span> decimals<span class="token punctuation">)</span> <span class="token operator">||</span> <span class="token number">0</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> data <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> i<span class="token punctuation">,</span> value<span class="token punctuation">;</span>
<span class="token keyword">for</span> <span class="token punctuation">(</span>i <span class="token operator">=</span> <span class="token number">0</span><span class="token punctuation">;</span> i <span class="token operator"><</span> count<span class="token punctuation">;</span> <span class="token operator">++</span>i<span class="token punctuation">)</span> <span class="token punctuation">{</span>
value <span class="token operator">=</span> <span class="token punctuation">(</span>from<span class="token punctuation">[</span>i<span class="token punctuation">]</span> <span class="token operator">||</span> <span class="token number">0</span><span class="token punctuation">)</span> <span class="token operator">+</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">rand</span><span class="token punctuation">(</span>min<span class="token punctuation">,</span> max<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">rand</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator"><=</span> continuity<span class="token punctuation">)</span> <span class="token punctuation">{</span>
data<span class="token punctuation">.</span><span class="token function">push</span><span class="token punctuation">(</span>Math<span class="token punctuation">.</span><span class="token function">round</span><span class="token punctuation">(</span>dfactor <span class="token operator">*</span> value<span class="token punctuation">)</span> <span class="token operator">/</span> dfactor<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span>
data<span class="token punctuation">.</span><span class="token function">push</span><span class="token punctuation">(</span><span class="token keyword">null</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token punctuation">}</span>
<span class="token keyword">return</span> data<span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">export</span> <span class="token keyword">function</span> <span class="token function">points</span><span class="token punctuation">(</span><span class="token parameter">config</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">const</span> xs <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">numbers</span><span class="token punctuation">(</span>config<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">const</span> ys <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">numbers</span><span class="token punctuation">(</span>config<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">return</span> xs<span class="token punctuation">.</span><span class="token function">map</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token parameter">x<span class="token punctuation">,</span> i</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token punctuation">(</span><span class="token punctuation">{</span>x<span class="token punctuation">,</span> <span class="token literal-property property">y</span><span class="token operator">:</span> ys<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">export</span> <span class="token keyword">function</span> <span class="token function">bubbles</span><span class="token punctuation">(</span><span class="token parameter">config</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">return</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">points</span><span class="token punctuation">(</span>config<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">map</span><span class="token punctuation">(</span><span class="token parameter">pt</span> <span class="token operator">=></span> <span class="token punctuation">{</span>
pt<span class="token punctuation">.</span>r <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">rand</span><span class="token punctuation">(</span>config<span class="token punctuation">.</span>rmin<span class="token punctuation">,</span> config<span class="token punctuation">.</span>rmax<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">return</span> pt<span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">export</span> <span class="token keyword">function</span> <span class="token function">labels</span><span class="token punctuation">(</span><span class="token parameter">config</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">var</span> cfg <span class="token operator">=</span> config <span class="token operator">||</span> <span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> min <span class="token operator">=</span> cfg<span class="token punctuation">.</span>min <span class="token operator">||</span> <span class="token number">0</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> max <span class="token operator">=</span> cfg<span class="token punctuation">.</span>max <span class="token operator">||</span> <span class="token number">100</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> count <span class="token operator">=</span> cfg<span class="token punctuation">.</span>count <span class="token operator">||</span> <span class="token number">8</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> step <span class="token operator">=</span> <span class="token punctuation">(</span>max <span class="token operator">-</span> min<span class="token punctuation">)</span> <span class="token operator">/</span> count<span class="token punctuation">;</span>
<span class="token keyword">var</span> decimals <span class="token operator">=</span> cfg<span class="token punctuation">.</span>decimals <span class="token operator">||</span> <span class="token number">8</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> dfactor <span class="token operator">=</span> Math<span class="token punctuation">.</span><span class="token function">pow</span><span class="token punctuation">(</span><span class="token number">10</span><span class="token punctuation">,</span> decimals<span class="token punctuation">)</span> <span class="token operator">||</span> <span class="token number">0</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> prefix <span class="token operator">=</span> cfg<span class="token punctuation">.</span>prefix <span class="token operator">||</span> <span class="token string">''</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> values <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> i<span class="token punctuation">;</span>
<span class="token keyword">for</span> <span class="token punctuation">(</span>i <span class="token operator">=</span> min<span class="token punctuation">;</span> i <span class="token operator"><</span> max<span class="token punctuation">;</span> i <span class="token operator">+=</span> step<span class="token punctuation">)</span> <span class="token punctuation">{</span>
values<span class="token punctuation">.</span><span class="token function">push</span><span class="token punctuation">(</span>prefix <span class="token operator">+</span> Math<span class="token punctuation">.</span><span class="token function">round</span><span class="token punctuation">(</span>dfactor <span class="token operator">*</span> i<span class="token punctuation">)</span> <span class="token operator">/</span> dfactor<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">return</span> values<span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">const</span> <span class="token constant">MONTHS</span> <span class="token operator">=</span> <span class="token punctuation">[</span>
<span class="token string">'January'</span><span class="token punctuation">,</span>
<span class="token string">'February'</span><span class="token punctuation">,</span>
<span class="token string">'March'</span><span class="token punctuation">,</span>
<span class="token string">'April'</span><span class="token punctuation">,</span>
<span class="token string">'May'</span><span class="token punctuation">,</span>
<span class="token string">'June'</span><span class="token punctuation">,</span>
<span class="token string">'July'</span><span class="token punctuation">,</span>
<span class="token string">'August'</span><span class="token punctuation">,</span>
<span class="token string">'September'</span><span class="token punctuation">,</span>
<span class="token string">'October'</span><span class="token punctuation">,</span>
<span class="token string">'November'</span><span class="token punctuation">,</span>
<span class="token string">'December'</span>
<span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token keyword">export</span> <span class="token keyword">function</span> <span class="token function">months</span><span class="token punctuation">(</span><span class="token parameter">config</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">var</span> cfg <span class="token operator">=</span> config <span class="token operator">||</span> <span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> count <span class="token operator">=</span> cfg<span class="token punctuation">.</span>count <span class="token operator">||</span> <span class="token number">12</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> section <span class="token operator">=</span> cfg<span class="token punctuation">.</span>section<span class="token punctuation">;</span>
<span class="token keyword">var</span> values <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token keyword">var</span> i<span class="token punctuation">,</span> value<span class="token punctuation">;</span>
<span class="token keyword">for</span> <span class="token punctuation">(</span>i <span class="token operator">=</span> <span class="token number">0</span><span class="token punctuation">;</span> i <span class="token operator"><</span> count<span class="token punctuation">;</span> <span class="token operator">++</span>i<span class="token punctuation">)</span> <span class="token punctuation">{</span>
value <span class="token operator">=</span> <span class="token constant">MONTHS</span><span class="token punctuation">[</span>Math<span class="token punctuation">.</span><span class="token function">ceil</span><span class="token punctuation">(</span>i<span class="token punctuation">)</span> <span class="token operator">%</span> <span class="token number">12</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
values<span class="token punctuation">.</span><span class="token function">push</span><span class="token punctuation">(</span>value<span class="token punctuation">.</span><span class="token function">substring</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> section<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">return</span> values<span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">const</span> <span class="token constant">COLORS</span> <span class="token operator">=</span> <span class="token punctuation">[</span>
<span class="token