util-helpers/lib/padZero.js

一个基于业务场景的工具方法库

'use strict';

var ut2 = require('ut2');

function padZero(value, size) {
    if (size === void 0) { size = 2; }
    var str = ut2.toString(value);
    var len = str.length;
    if (typeof size !== 'number' || size < 0) {
        size = 0;
    }
    if (len < size) {
        return '0'.repeat(size - len) + str;
    }
    return str;
}

module.exports = padZero;