number2chinesenumber/dist/index.js

number to chinese number(阿拉伯数字转中文数字，支持大小写)

const b = [
  "零",
  "一",
  "二",
  "三",
  "四",
  "五",
  "六",
  "七",
  "八",
  "九",
  "十",
  "百",
  "千",
  "万",
  "亿",
  "万亿"
], d = [
  "零",
  "壹",
  "贰",
  "叁",
  "肆",
  "伍",
  "陆",
  "柒",
  "捌",
  "玖",
  "拾",
  "佰",
  "仟",
  "万",
  "亿",
  "万亿"
], g = ["角", "分", "厘", "元"], A = (a) => /^[-+]?\d{1,16}(\.\d+)?$/.test(a), v = (a, u = "default") => {
  const e = a.toString(), f = e.indexOf(".");
  if (f === -1)
    return "";
  let n = e.substring(f + 1);
  n = n.replace(/0+$/, "");
  const r = u === "max" || u === "maxAmount" ? d : b, t = {
    simple(c) {
      let s = "";
      for (let l = 0; l < c.length; l++)
        s += r[Number(c[l])];
      return s;
    },
    amount(c) {
      let s = "";
      for (let l = 0; l < c.length; l++) {
        const i = Number(c[l]);
        i === 0 && !Number(c[l - 1]) || (s += r[i], i !== 0 && l < 3 && (s += g[l]));
      }
      return s;
    }
  };
  return u === "amount" || u === "maxAmount" ? t.amount(n) : t.simple(n);
}, O = (a, u = "default") => {
  if (a > 9999)
    return "";
  const e = u === "max" || u === "maxAmount" ? d : b, f = {
    ltHundred(n) {
      if (n <= 10)
        return e[n];
      const r = n / 10 | 0, t = (r > 1 ? e[r] : "") + e[10], c = n % 10;
      return c === 0 ? t : t + e[c];
    },
    ltThousand(n) {
      let r = e[n / 100 | 0] + e[11];
      const t = n % 100;
      return t === 0 ? r : t < 10 ? r + e[0] + e[t] : t >= 10 && t < 20 ? (r += e[1] + e[10], t > 10 && (r += e[t - 10]), r) : r + f.ltHundred(t);
    },
    ltTenThousand(n) {
      let r = e[n / 1e3 | 0] + e[12];
      const t = n % 1e3;
      return t === 0 ? r : t < 10 ? r + e[0] + e[t] : t < 20 ? (r += e[0] + e[1] + e[10], t > 10 && (r += e[t - 10]), r) : t < 100 ? r + e[0] + f.ltHundred(t) : r + f.ltThousand(t);
    }
  };
  return a < 100 ? f.ltHundred(a) : a < 1e3 ? f.ltThousand(a) : f.ltTenThousand(a);
}, H = (a, u = "default") => {
  const e = a.toString();
  if (!A(e))
    return console.warn("The number format is error."), "";
  const f = e.split("."), n = Number(f[0].replace(/[+-]/g, "")), r = f[1] ? f[1].substring(0, 3) : "", t = r ? +("." + r) : 0;
  if (n === 0 && t === 0)
    return b[0];
  const c = u === "max" || u === "maxAmount" ? d : b;
  let s = "";
  const l = {
    convertInteger() {
      let i = n.toString();
      const m = i.length;
      m <= 4 ? i = i.padStart(4, "0") : m <= 8 ? i = i.padStart(8, "0") : m <= 12 ? i = i.padStart(12, "0") : i = i.padStart(16, "0");
      const S = i.split(/([0-9]{4})/).filter((p) => p !== "").reverse();
      let o = "";
      return S.forEach((p, x, N) => {
        const h = Number(p), D = O(h, u), T = Number(N[x - 1]);
        if (!(!h && !T)) {
          if (h && T && (T < 1e3 || h % 10 === 0) && (o = c[0] + o), !h) {
            o = D + o;
            return;
          }
          x === 1 ? o = c[13] + o : x === 2 ? o = c[14] + o : x === 3 && (o = c[15] + o), o = D + o;
        }
      }), (u === "amount" || u === "maxAmount") && (o += g[3]), o;
    },
    convertDecimal() {
      const i = v(t, u);
      if (u === "default" || u === "max") {
        s += "点" + i;
        return;
      }
      let m = "";
      if (u === "maxAmount" && i.indexOf(g[1]) === -1 && i.indexOf(g[2]) === -1 && (m = "整"), n === 0) {
        s = i + m;
        return;
      }
      (i.indexOf(g[0]) === -1 || n % 10 === 0) && (s += c[0]), s += i + m;
    }
  };
  return n !== 0 ? s = l.convertInteger() : s = c[0], e.indexOf("-") > -1 && (n !== 0 || t !== 0) && (s = "负" + s), t === 0 ? (u === "maxAmount" && n && (s += "整"), s) : (l.convertDecimal(), s);
};
export {
  v as decimalToChineseNumber,
  H as default,
  O as ltTenThousand
};