冰冰点灯
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 1 <!DOCTYPE html>
 2 <html>
 3 
 4     <head>
 5         <meta charset="UTF-8">
 6         <title>变量命名</title>
 7     </head>
 8 
 9     <body>
10         <script>
11             /*var _$1=1;
12                         var 我爱你="I love you!";
13                         var top=1;
14                         alert(top);
15                         alert(我爱你);
16                         alert(name);
17                         alert(break);
18                          var name = "张三";
19                          console.log(name);
20                          name = 18;
21                          console.log(name);*/
22             var aaa = 1;
23 
24             var bbb;
25             bbb = 1;
26 
27             var bool;
28             bool = true;
29 
30             var a, b, c;
31             var a;
32             b;
33             c;
34         </script>
35     </body>
36 
37 </html>

 

posted on 2019-01-08 11:12  冰冰点灯  阅读(168)  评论(0编辑  收藏  举报