console
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
var time1 =new Date(1924820992000).format("yyyy-MM-dd");
console.log(time1);