1 function timesFun(timesData) {
2 //如果时间格式是正确的，那下面这一步转化时间格式就可以不用了
3 var dateBegin = new Date(timesData); //将-转化为/，使用new Date
4 var dateEnd = new Date(); //获取当前时间
5 var dateDiff = dateEnd.getTime() - dateBegin.getTime(); //时间差的毫秒数
6 console.log(dateBegin,dateDiff, '111111111111')
7 console.log(dateEnd, dateDiff, '22222222222222')
8 var dayDiff = Math.floor(dateDiff / (24 * 3600 * 1000)); //计算出相差天数
9 var leave1 = dateDiff % (24 * 3600 * 1000); //计算天数后剩余的毫秒数
10 var hours = Math.floor(leave1 / (3600 * 1000)); //计算出小时数
11 //计算相差分钟数
12 var leave2 = leave1 % (3600 * 1000); //计算小时数后剩余的毫秒数
13 var minutes = Math.floor(leave2 / (60 * 1000)); //计算相差分钟数
14 //计算相差秒数
15 var leave3 = leave2 % (60 * 1000); //计算分钟数后剩余的毫秒数
16 var seconds = Math.round(leave3 / 1000);
17 var timesString = "";
18
19 if (dayDiff != 0) {
20 timesString = dayDiff + "天之前";
21 } else if (dayDiff == 0 && hours != 0) {
22 timesString = hours + "小时之前";
23 } else if (dayDiff == 0 && hours == 0) {
24 timesString = minutes + "分钟之前";
25 }
26
27 return {
28 timesString: timesString
29 };
30 }
31 var timesData = "2022-01-25 01:25:02";
32 console.log(timesFun(timesData))
1 function valideNull(val) {
2 return typeof val == 'undefined' || val == '' || val == null || JSON.stringify(val) == '{}';
3 }
4 function zeroize(num) {
5 return (String(num).length == 1 ? '0' : '') + num;
6 }
7
8 function timestampFormat(time) {
9 let timestamp = '';
10 if (!valideNull(time)) {
11 var arr = time.replace(/ |:/g, '-').split('-');
12 let date = new Date(Date.UTC(arr[0], arr[1] - 1, arr[2], arr[3] - 8, arr[4]));
13 timestamp = date.getTime() / 1000;
14 } else {
15 return '';
16 }
17
18
19 var curTimestamp = parseInt(new Date().getTime() / 1000); //当前时间戳
20 var timestampDiff = curTimestamp - timestamp; // 参数时间戳与当前时间戳相差秒数
21 var curDate = new Date(curTimestamp * 1000); // 当前时间日期对象
22 var tmDate = new Date(timestamp * 1000); // 参数时间戳转换成的日期对象
23 var Y = tmDate.getFullYear(),
24 m = tmDate.getMonth() + 1,
25 d = tmDate.getDate();
26 var H = tmDate.getHours(),
27 i = tmDate.getMinutes();
28 var nh = curDate.getHours();
29 var ch = nh - H;
30
31 // s = tmDate.getSeconds()
32 // var nh = curDate.getHours(),
33 if (timestampDiff < 60) {
34 // 一分钟以内
35 return '刚刚';
36 } else if (timestampDiff < 3600) {
37 // 一小时前之内
38 return Math.floor(timestampDiff / 60) + '分钟前';
39 } else if (curDate.getFullYear() == Y && curDate.getMonth() + 1 == m && curDate.getDate() == d) {
40
41 return ch + '小时前';
42 } else {
43 var newDate = new Date((curTimestamp - 86400) * 1000); // 参数中的时间戳加一天转换成的日期对象
44 var newDate2 = new Date((curTimestamp - (86400 * 2)) * 1000); //参数中的时间戳加两天转换成的日期对象
45 var newDate3 = new Date((curTimestamp - (86400 * 3)) * 1000); //参数中的时间戳加三天转换成的日期对象
46 if (newDate.getFullYear() == Y && newDate.getMonth() + 1 == m && newDate.getDate() == d) {
47 return '一天前 ';
48 } else if (newDate2.getFullYear() == Y && newDate2.getMonth() + 1 == m && newDate2.getDate() == d) {
49 return '两天前';
50 } else if (newDate3.getFullYear() == Y && newDate3.getMonth() + 1 == m && newDate3.getDate() == d) {
51 return '三天前';
52 } else {
53 return Y + '-' + zeroize(m) + '-' + zeroize(d);
54 }
55 }
56 }
57
58 var timesData = "2022-02-08 11:47:02";
59 console.log(timestampFormat(timesData))
js计算当前时间差的相关教程结束。
