浅谈部门前台框架中的几个方法<二>

朱雀 2022-01-06 12:55 178阅读 0赞

[浅谈部门前台框架中的几个方法<二>][Link 1]

下面要说的这几个方法,很少有人用到,或者说少有人知道.所以,我看到很多js文件里开发者们大把大把的重复造轮子,这应该是框架维护人员的责任,一直以来,没有形成个详细的api文档.但也说明,开发人员之间缺少对框架的关注,或者说,交流不够.

>     formatNumber2: function (value){
>         return Math.round(value * 100) / 100;
>     },
>     //数值精确到<digit>小数位
>     formatNum: function (value, digit){
>         if (digit == undefined) return Math.round(value * 100) / 100;
>         else{
>             if (digit == 0){
>                 return Math.round(value);
>             }
>             else{
>                 var tmp = Math.pow(10, digit);
>                 return Math.round(value * tmp) / tmp;
>             }
>         }
>     },
>     formatWZ: function (value){
>         return "" + value + "万支";
>     },
>     //数值加上百分号
>     formatPercent: function (value){
>         return value + "%";
>     },
>     formatPercent2: function (value){
>         return Math.round(value * 10000) / 100 + "%";
>     },
>     //字期值<string>转化为YYYY-MM-dd格式
>     formatDate: function (v){
>         if (v == undefined) v = "";
>         if (v.indexOf('-') == - 1) return v.substr(0, 4) + "-" + v.substr(4, 2) + "-" + v.substr(6, 2);
>         else return v;
>     },
>     //字期值<string>转化为YYYY-MM-DD hh:mm:ss格式
>     toFullDate: function (v){
>         return v.substr(0, 4) + "-" + v.substr(4, 2) + "-"//月
>         + v.substr(6, 2) + " "//日
>         + v.substr(8, 2) + ":"//时
>         + v.substr(10, 2) + ":"//分
>         + v.substr(12, 2);//秒
>     },
>     toDate: function (v){
>         var flag = (v.indexOf('-') == - 1) ? true : false;
>         var year = v.substr(0, 4);
>         var month = (flag) ? v.substr(4, 2) : v.substr(5, 2);
>         var day = (flag) ? v.substr(6, 2) : v.substr(8, 2);
>         month = parseInt(month) - 1;
>         return new Date(year, month, day);
>     },
>     toTime: function (value){
>         if (value == "") return "";
>         if (value.length & gt; 6 & amp; & amp; value.indexOf(":") == - 1) value = value.left(6);
>         if (value.indexOf(":") == - 1 & amp; & amp; value.length == 6){
>             if ( ! Sail.isTime(value)) return "";
>             var vs = "" + value;
>             return vs.substr(0, 2) + ":" + vs.substr(2, 2) + ":" + vs.substr(4, 2);
>         }
>         var vs = value.split(":");
>         if (vs.length == 1){
>             var vback = value;
>             vs = [];
>             
>             var h = parseInt(vback.left(2), 10) || 0;
>             vs.push((h & gt; 23) ? vback.left(1) : "" + h);
>             vback = ((h & gt; 23) ? vback.right(vback.length - 1) : vback.right(vback.length - 2));
>             
>             var h = parseInt(vback.left(2), 10) || 0;
>             vs.push((h & gt; 59) ? vback.left(1) : "" + h);
>             vback = ((h & gt; 59) ? vback.right(vback.length - 1) : vback.right(vback.length - 2));
>             
>             vs.push((parseInt(vback, 10) & gt; 59) ? "0" : vback);
>         }
>         for (var i = 0; i & lt; vs.length; i++){
>             vs[i] = (vs[i] == "") ? "00" : vs[i];
>             
>             if (vs[i].length == 1 & amp; & amp; parseInt(vs[i], 10) & lt; 10 & amp; & amp; parseInt(vs[i], 10) != 0){
>                 vs[i] = "0" + vs[i];
>             }
>             if (vs[i] == "0") vs[i] = "00";
>         }
>         return vs.join(":");
>     },
>     num2String: function (num, format){
>         var str = "" + num;
>         var formatLen = format.length;
>         if (str.length & lt; formatLen){
>             var len = formatLen - str.length;
>             for (var i = 0; i & lt; len; i++) str = "0" + str;
>         }
>         return str;
>     }

其中我注释的函数是项目中实际用得比较多的,但大家不知道,所以就重复的造轮子.很简单,比如我要转换一个字符串为日期,就可以这样写.**Sail.toFullDate(argv)**

如果不知道,也不去关注.那就悲剧了,截图为证:

[![a][]][a 1]

posted on 2010-04-07 17:22 [叶子绿][Link 2] 阅读( ...) 评论( ...) [编辑][Link 3] 收藏

转载于:https://www.cnblogs.com/ms\_config/archive/2010/04/07/1706548.html

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[a]: /images/20211227/af8331911a5e45b3922013c9bcd433ce.png
[a 1]: http://images.cnblogs.com/cnblogs_com/ms_config/WindowsLiveWriter/d0d48c593199_F20A/a_2.gif
[Link 2]: https://www.cnblogs.com/ms_config/
[Link 3]: https://i.cnblogs.com/EditPosts.aspx?postid=1706548