websocket 断线重连

 1 var ws =  new WebSocket("ws://127.0.0.1:8282");
 2     console.log(ws);
 3     ws.onopen = function(e){
 4         console.log('链接成功了');
 5     };
 6     ws.onmessage = function(e){
 7 //          console.log(e);
 8         var msg = JSON.parse(e.data);
 9 //            console.log(e.data);
10         switch (msg.type) {
11             case 'release':
12                 relinit(true);
13                 break;
14             default:
15                 console.log(e.data);
16         }
17 
18     }
19     ws.onclose = function(e){
20         alert('链接断开了');
21         console.log(this.readyState);
22         this.close();
23         reconect();
24 
25     }
26     function reconect() {
27         console.log('再次链接');
28         ws = new WebSocket("ws://127.0.0.1:8282");
29         ws.onopen = function (e) {
30             console.log('再次链接成功');
31 //             clearTimeout(xxoo);
32         };
33         ws.onmessage = function(e){
34 //          console.log(e);
35             var msg = JSON.parse(e.data);
36 //            console.log(e.data);
37             switch (msg.type) {
38                 case 'release':
39                     relinit(true);
40                     break;
41                 default:
42                     console.log(e.data);
43             }
44 
45         };
46         ws.onclose = function(e){
47             console.log('链接断开了');
48             this.close();
49 //             clearTimeout(xxoo);
50             console.log(this.readyState);
51 
52             reconect();
53 
54         };