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phattranky / format-number-with-si-prefix.js

Created October 6, 2016 08:11 — forked from cho45/format-number-with-si-prefix.js

	function formatN (n) {
	var nn = n.toExponential(2).split(/e/);
	var u = Math.floor(+nn[1] / 3);
	return nn[0] * Math.pow(10, +nn[1] - u * 3) + ['p', 'n', 'u', 'm', '', 'k', 'M', 'G', 'T'][u+4];
	}

	var array = [1e7, 1e6, 2345, 100, 10, 1, 1e-2, 1e-3, 1e-5, 1e-6, 256e-9];

	for (var i = 0, len = array.length; i < len; i++) {
	var n = array[i];