/[\w\W]+/; //检测是否有输入，可以输入任何字符，不留空即可通过验证
/^\d+$/; //数字类型
/^[\u4E00-\u9FA5\uf900-\ufa2d\w\.\s]+$/; //字符串类型
/^[0-9]{6}$/; //验证是否为邮政编码
/^13[0-9]{9}$|14[0-9]{9}|15[0-9]{9}$|17[0-9]{9}$|18[0-9]{9}$/; //手机号码格式
/^(\d{3,4}-)?\d{7,8}$/; //固话格式
/^\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/; //email格式
/^(\w+:\/\/)?\w+(\.\w+)+.*$/; //验证字符串是否为网址
/^[1-9]\d{5}(19||2[0-1])\d{2}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}([0-9]|X|x)$/; //身份证验证

/^\d+(?:\.\d{1,2})?$/.test(2.12); // => true

var f = '10050'.replace(/\d{1,3}(?=(\d{3})+$)/g, '$&,'); // => '10,050'

var str = '123    abc     111\ndemo';
str.split(/\s+/); // ==> ["123", "abc", "111", "demo"]

var util = {
    /**
     * Function formatMoney 数值转或货币格式
     *  -@param {Number} number 要转换的数值
     *  -@param {Number} places 保留小数点位数
     *  -@param {String} symbol 货币符号
     *  -@param {String} thousand 间隔符
     *  -@param {String} decimal 小数位符号
     * Return {String}
     */
    formatMoney: function(number, places, symbol, thousand, decimal) {
        number = number || 0;
        places = !isNaN(places = Math.abs(places)) ? places : 2;
        symbol = symbol !== undefined ? symbol : "$";
        thousand = thousand || ",";
        decimal = decimal || ".";
        var negative = number < 0 ? "-" : "",
            i = parseInt(number = Math.abs(+number || 0).toFixed(places), 10) + "",
            j = (j = i.length) > 3 ? j % 3 : 0;
        return symbol + negative + (j ? i.substr(0, j) + thousand : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + thousand) + (places ? decimal + Math.abs(number - i).toFixed(places).slice(2) : "");
    },
    // 两个浮点数求和
    accAdd: function(num1, num2) {
        var r1, r2, m;
        try {
            r1 = num1.toString().split('.')[1].length;
        } catch (e) {
            r1 = 0;
        }
        try {
            r2 = num2.toString().split(".")[1].length;
        } catch (e) {
            r2 = 0;
        }
        m = Math.pow(10, Math.max(r1, r2));
        // return (num1*m+num2*m)/m;
        return Math.round(num1 * m + num2 * m) / m;
    },
    // 两个浮点数相减
    accSub: function(num1, num2) {
        var r1, r2, m;
        try {
            r1 = num1.toString().split('.')[1].length;
        } catch (e) {
            r1 = 0;
        }
        try {
            r2 = num2.toString().split(".")[1].length;
        } catch (e) {
            r2 = 0;
        }
        m = Math.pow(10, Math.max(r1, r2));
        n = (r1 >= r2) ? r1 : r2;
        return (Math.round(num1 * m - num2 * m) / m).toFixed(n);
    },
    //两个浮点数相乘
    accMul: function(num1, num2) {
        var m = 0,
            s1 = num1.toString(),
            s2 = num2.toString();
        try {
            m += s1.split(".")[1].length;
        } catch (e) {}
        try {
            m += s2.split(".")[1].length;
        } catch (e) {}
        return Number(s1.replace(".", "")) * Number(s2.replace(".", "")) / Math.pow(10, m);
    },
    // 两个浮点数相除
    accDiv: function(num1, num2) {
        var t1, t2, r1, r2;
        try {
            t1 = num1.toString().split('.')[1].length;
        } catch (e) {
            t1 = 0;
        }
        try {
            t2 = num2.toString().split(".")[1].length;
        } catch (e) {
            t2 = 0;
        }
        r1 = Number(num1.toString().replace(".", ""));
        r2 = Number(num2.toString().replace(".", ""));
        return (r1 / r2) * Math.pow(10, t2 - t1);
    },
    /**
     * [CtoH 输入内容全角转半角]
     * @param {[type string]} str [输入字符串]
     * Tips: 当为全角*号时，此方法不会转换为半角*号
     */
    CtoH: function(str) {　　
        var result = '';　　
        for (var i = 0; i < str.length; i++) {　　　
            if (str.charCodeAt(i) == 12288) {　　　　
                result += String.fromCharCode(str.charCodeAt(i) - 12256);　　　　
                continue;　　　
            }　　　
            if (str.charCodeAt(i) > 65280 && str.charCodeAt(i) < 65375) result += String.fromCharCode(str.charCodeAt(i) - 65248);　　　
            else result += String.fromCharCode(str.charCodeAt(i));　　
        }
        return result;
    },
    /**
     * [toFixed 解决js toFixed()四舍五不入问题,此方法为Aangularjs解决方案]
     * @param  {[type]} num       [需要转换的数字]
     * @param  {[type]} precision [需要保留的小数位]
     * @return {[type]}           [description]
     * Tips: 当为0.0001或者更小的数字时，会返回NaN
     */
    toFixed: function(num, precision) {
        return (+(Math.round(+(num + 'e' + precision)) + 'e' + -precision)).toFixed(precision);
    },
    /**
     * [getWeekCounts 获得一个月的周数]
     * It working only week starts on sunday
     * Not working if week starts on monday
     * @param  {[type]} year         [四位数年份]
     * @param  {[type]} month_number [月份month_number is in the range 1..12]
     * @return {[type]}              [返回一个月的周数]
     */
    getWeekCounts: function(year, month_number) {
        var firstOfMonth = new Date(year, month_number - 1, 1);
        var lastOfMonth = new Date(year, month_number, 0);
        var used = firstOfMonth.getDay() + lastOfMonth.getDate();
        return Math.ceil( used / 7);
    }
}

var sumArr = ["209.49", "52.37", "13.09", "4", "261.86"];
var sum = sumArr.reduce(util.accAdd); // =>540.81

var arr = [1, 2, 3, 4, 5, 6];
console.log(Math.max.apply(Math, arr)); // => 6

.text-ellipsis{
    max-width: 185px; /*设置宽度*/
    white-space: nowrap; /*将文本限制在一行*/
    overflow: hidden; /*溢出部分要隐藏*/
    text-overflow: ellipsis; /*出现省略号*/
}

line-height: 2;

ul {
    list-style: none;
    padding:0;
    margin:0;
}
li {
    padding-left: 1em;
    text-indent: -.7em;
}
li:before {
    content: "• "; // or "\002022"
    color: red; /* or whatever color you prefer */
}