JS时间戳与日期类型格式相互转换

function datetime_to_unix(datetime){

    var tmp_datetime = datetime.replace(/:/g,'-');

    tmp_datetime = tmp_datetime.replace(/ /g,'-');

    var arr = tmp_datetime.split("-");

    var now = new Date(Date.UTC(arr[0],arr[1]-1,arr[2],arr[3]-8,arr[4],arr[5]));

    return parseInt(now.getTime()/1000);

}

 

function unix_to_datetime(unix) {

    var now = new Date(parseInt(unix) * 1000);

    return now.toLocaleString().replace(/年|月/g, "-").replace(/日/g, " ");

}

 

var datetime = '2012-11-16 10:36:50';

var unix = datetime_to_unix(datetime);

document.write(datetime+' 转换后的时间戳为: '+unix+'

');

 

var unix = 1353033300;

var datetime = unix_to_datetime(unix);

document.write(unix+' 转换后的日期为: '+datetime);

 

Date.prototype.Format = function (fmt) {
var o = {
"M+": this.getMonth() + 1,
"d+": this.getDate(),
"h+": this.getHours(),
"m+": this.getMinutes(),
"s+": this.getSeconds(),
"q+": Math.floor((this.getMonth() + 3) / 3),
"S": this.getMilliseconds()
};
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;
};

var nowdate = new Date();
var strTime =nowdate.Format("yyyy-MM-dd hh:mm:ss");