javascript-时间戳

 1 // 获取当前时间戳(以s为单位)
 2 var timestamp = Date.parse(new Date());
 3 timestamp = timestamp / 1000;
 4 console.log("当前时间戳为：" + timestamp);
 5 
 6 
 7 
 8 // 获取某个时间格式的时间戳
 9 var stringTime = "2017-12-06 21:51:12";
10 var timestamp2 = Date.parse(new Date(stringTime));
11 timestamp2 = timestamp2 / 1000;
12 //2017-12-06 21:51:12的时间戳为：1512568272
13 console.log(stringTime + "的时间戳为：" + timestamp2);
14 
15 var timestamp3 = 1512567397;
16 var newDate = new Date();
17 newDate.setTime(timestamp3 * 1000);
18 // Wed Dec 06 2017
19 console.log(newDate.toDateString());
20 // Wed, 06 Dec 2017 13:36:37 GMT
21 console.log(newDate.toGMTString());
22 // 2017-12-06T13:36:37.000Z
23 console.log(newDate.toISOString());
24 // 2017-12-06T13:36:37.000Z
25 console.log(newDate.toJSON().replace(/:\d{1,2}$/,''));
26 // 2017-12-6 
27 console.log(newDate.toLocaleDateString().replace(/\/+/g,'-'));
28 // 2017/12/6 下午9:36:37
29 console.log(newDate.toLocaleString());
30 // 下午9:36:37
31 console.log(newDate.toLocaleTimeString());
32 // Wed Dec 06 2017 21:36:37 GMT+0800 (中国标准时间)
33 console.log(newDate.toString());
34 // 21:36:37 GMT+0800 (中国标准时间)
35 console.log(newDate.toTimeString());
36 // Wed, 06 Dec 2017 13:36:37 GMT
37 console.log(newDate.toUTCString());

 1 var newDate = new Date();
 2 Date.prototype.format = function(format) {
 3        var date = {
 4           "M+": this.getMonth() + 1,
 5           "d+": this.getDate(),
 6           "h+": this.getHours(),
 7           "m+": this.getMinutes(),
 8           "s+": this.getSeconds(),
 9           "q+": Math.floor((this.getMonth() + 3) / 3),
10           "S+": this.getMilliseconds()
11        };
12        if (/(y+)/i.test(format)) {
13               format = format.replace(RegExp.$1, (this.getFullYear() + '').substr(4 - RegExp.$1.length));
14        }
15        for (var k in date) {
16               if (new RegExp("(" + k + ")").test(format)) {
17                      format = format.replace(RegExp.$1, RegExp.$1.length == 1? date[k] : ("00" + date[k]).substr(("" + date[k]).length));
18               }
19        }
20        return format;
21 }
22 console.log(newDate.format('yyyy-MM-dd h:m:s'));