1 /* 2  * 日期格式化 3  * =========*/ 4 function dateformat(date, format){ 5     var paddNum = function(num){ 6         num += ""; 7         return num.replace(/^(\d)$/, "0$1"); 8     } 9     if(date == null){10         return date;11     }12     if(typeof date == 'string'){13         date = new Date(date.replace(/-/g, '/'));14     }else if(typeof date == 'number'){15         date = new Date(date);16     }17     18     //时间格式字符19     var cfg = {20         yyyy: date.getFullYear(),21         yy: date.getFullYear().toString().substring(2),22         MM: paddNum(date.getMonth() + 1),23         M: date.getMonth() + 1,24         dd: paddNum(date.getDate()),25         d: date.getDate(),26         HH: paddNum(date.getHours()),27         mm: paddNum(date.getMinutes()),28         ss: paddNum(date.getSeconds())29     }30     format || (format = 'yyyy-MM-dd HH:mm:ss');31     return format.replace(/([a-z])(\1)*/ig, function(m){32         return cfg[m];33     })34 }