<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title></title> <link rel="stylesheet" href=""> <script type="text/javascript"> <!--格式化日期的js方法一--> Date.prototype.Format = function (fmt) { //author: meizz var o = { "M+": this.getMonth() + 1, //月份 "d+": this.getDate(), //日 "h+": this.getHours(), //小时 "m+": this.getMinutes(), //分 "s+": this.getSeconds(), //秒 "q+": Math.floor((this.getMonth() + 3) / 3), //季度 "S": this.getMilliseconds() //毫秒 }; if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length)); for (var k in o) if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length))); return fmt; } //测试一 function formatDate(){ alert(new Date()); var time1 = new Date().Format("yyyy-MM-dd"); alert(time1); var time2=new Date().Format("yyyy-MM-dd hh:mm:ss:s q") alert(time2); } <!--格式化日期的js方法二--> Date.prototype.pattern=function(fmt){ var o={ "M+":this.getMonth()+1,//月份 "d+":this.getDate(),//日 "h+":this.getHours()%12==0?12:this.getHours()%12,// "H+":this.getHours(), "m+":this.getMinutes(), "s+":this.getSeconds(), "q+":Math.floor((this.getMonth()+3)/3),//季度 "S+":this.getMilliseconds()//毫秒 }; var week={ "0" : "日", "1" : "一", "2" : "二", "3" : "三", "4" : "四", "5" : "五", "6" : "六" } if(/(y+)/.test(fmt)){ fmt=fmt.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length)); } if(/(E+)/.test(fmt)){ fmt=fmt.replace(RegExp.$1, ((RegExp.$1.length>1) ? (RegExp.$1.length>2 ? "星期" : "周") : "")+week[this.getDay()+""]); } for(var k in o){ if(new RegExp("("+ k +")").test(fmt)){ fmt = fmt.replace(RegExp.$1, (RegExp.$1.length==1) ? (o[k]) : (("00"+ o[k]).substr((""+ o[k]).length))); } } return fmt; } //测试二 function formatDate2(){ var date = new Date(); window.alert(date.pattern("yyyy-MM-dd hh:mm:ss")); alert(date.pattern("yyyy-MM-dd HH:mm:ss")); alert(date.pattern("yyyy-MM-dd EE HH:mm:ss")); alert(date.pattern("p")); } </script> </head> <input type="button" name="" value="格式化时间" onclick="formatDate();"> <br> <br> <br> <input type="button" name="" value="格式化时间" onclick="formatDate2();"> <body> </body> </html>
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