jstrace-bars/examples/simple.js

Ascii bar charting

var histogram = require('..');
var bytes = require('bytes');

var data = {
  cats: 6,
  ferrets: 15,
  dogs: 2,
  koalas: 0
};

console.log();
console.log(histogram(data));

// customized

var data = {
  ferrets: 20,
  cats: 12,
  dogs: 30,
  koalas: 3
};

console.log();
console.log(histogram(data, { bar: '=', width: 20, sort: true }));

// value mapping

var data = {
  '/srv': bytes('5gb'),
  '/data': bytes('150gb'),
  '/etc': bytes('150mb')
};

console.log();
console.log(histogram(data, { bar: '*', width: 20, sort: true, map: bytes }));