Date.prototype.format = function(format){ var o = { "M+" : this.getMonth()+1, //month "d+" : this.getDate(), //day "h+" : this.getHours(), //hour "m+" : this.getMinutes(), //minute "s+" : this.getSeconds(), //second "q+" : Math.floor((this.getMonth()+3)/3), //quarter "S" : this.getMilliseconds() //millisecond } if(/(y+)/.test(format)) { format = format.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length)); } for(var k in o) { if(new RegExp("("+ k +")").test(format)) { format = format.replace(RegExp.$1, RegExp.$1.length==1 ? o[k] : ("00"+ o[k]).substr((""+ o[k]).length)); } } return format; } //使用方法 var now = new Date(); var nowStr = now.format("yyyy-MM-dd hh:mm:ss"); //使用方法2: var testDate = new Date(); var testStr = testDate.format("YYYY年MM月dd日hh小时mm分ss秒"); alert(testStr); //示例: alert(new Date().Format("yyyy年MM月dd日")); alert(new Date().Format("MM/dd/yyyy")); alert(new Date().Format("yyyyMMdd")); alert(new Date().Format("yyyy-MM-dd hh:mm:ss")); 本文原始链接:http://www.jbxue.com/article/25715.html