src/util/format.js

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

define(function (require) {

    var zrUtil = require('zrender/core/util');
    var numberUtil = require('./number');
    var textContain = require('zrender/contain/text');

    var formatUtil = {};
    /**
     * 每三位默认加,格式化
     * @type {string|number} x
     */
    formatUtil.addCommas = function (x) {
        if (isNaN(x)) {
            return '-';
        }
        x = (x + '').split('.');
        return x[0].replace(/(\d{1,3})(?=(?:\d{3})+(?!\d))/g,'$1,')
               + (x.length > 1 ? ('.' + x[1]) : '');
    };

    /**
     * @param {string} str
     * @return {string} str
     */
    formatUtil.toCamelCase = function (str) {
        return str.toLowerCase().replace(/-(.)/g, function(match, group1) {
            return group1.toUpperCase();
        });
    };

    /**
     * Normalize css liked array configuration
     * e.g.
     *  3 => [3, 3, 3, 3]
     *  [4, 2] => [4, 2, 4, 2]
     *  [4, 3, 2] => [4, 3, 2, 3]
     * @param {number|Array.<number>} val
     */
    formatUtil.normalizeCssArray = function (val) {
        var len = val.length;
        if (typeof (val) === 'number') {
            return [val, val, val, val];
        }
        else if (len === 2) {
            // vertical | horizontal
            return [val[0], val[1], val[0], val[1]];
        }
        else if (len === 3) {
            // top | horizontal | bottom
            return [val[0], val[1], val[2], val[1]];
        }
        return val;
    };

    formatUtil.encodeHTML = function (source) {
        return String(source)
            .replace(/&/g, '&amp;')
            .replace(/</g, '&lt;')
            .replace(/>/g, '&gt;')
            .replace(/"/g, '&quot;')