将系统时间转换为汉字表示的四种方法

<!-- 重点:学习Date对象的方法和js基础逻辑. -->

 1 <!DOCTYPE html>
 2 <html lang="en">
 3   <head>
 4     <meta charset="UTF-8">
 5     <title>时间</title>
 6     <script type="text/javascript"> 
 7     function curTime()
 8     {
 9       var time = new Date();
10       var year = time.getFullYear();
11       var mouth = time.getMonth();
12       var day = time.getDate();
13       var hour = time.getHours();
14       var minute = time.getMinutes();
15       var second = time.getSeconds();
16       var week = time.getDay();
17       //将系统星期转换为中文星期
18       //第一种,借用数组方法
19       var    weekday = ["星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"];
20       //使用if+else判断
21       var day1;
22       if(week == 0){
23         day1 = "星期日";
24       }else if(week == 1){
25         day1 = "星期一";
26       }else if(week == 2){
27         day1 = "星期二";
28       }else if(week == 3){
29         day1 = "星期三";
30       }else if(week == 4){
31         day1 = "星期四";
32       }else if(week == 5){
33         day1 = "星期五";
34       }else{
35         day1 = "星期六";
36       }
37 
38       //使用switch+case判断
39       var day2;
40       switch(week){
41         case 0:
42           day2 = "星期日";
43           break;
44         case 1:
45           day2 = "星期一";
46           break;
47         case 2:
48           day2 = "星期二";
49           break;
50         case 3:
51           day2 = "星期三";
52           break;
53         case 4:
54           day2 = "星期四";
55           break;
56         case 5:
57           day2 = "星期五";
58           break;
59         default:
60           day2 = "星期六";    
61       }
62 
63       //使用charat()函数
64       var day3 = "星期" + "日一二三四五六".charAt(time.getDay());
65 
66       var cur =year + "/" + mouth + "/" + day + " " + hour + ":" + minute + ":" + second + " " + day3;
67 
68       var times = document.getElementById("times");
69       times.innerHTML = cur;
70     }
71 
72     setInterval(curTime,1000);
73     </script>
74   </head>
75   <body>
76     <div id=times>
77     </div>
78   </body>
79 </html>
原文地址:https://www.cnblogs.com/zou-zou/p/8569604.html