jQuery监听表单发起EventSource请求实例

1. $(document).on('submit', 'form[data-toggle="question2"]', function() {
   
2. 
   
3.     stream.question = $('#content').val();
   
4. 
   
5.     const eventSource = new EventSource($(this).attr('action')+"?q="+encodeURIComponent(stream.question));
   
6. 
   
7.     eventSource.addEventListener("open",function(event){
   
8.         console.log("连接已建立");
   
9.     });
   
10. 
    
11.     eventSource.addEventListener("error",function(event){
    
12.         console.log(event.data, JSON.stringify(event));
    
13.         eventSource.close();
    
14.     });
    
15. 
    
16.     eventSource.addEventListener("message",function(event){
    
17.         var data = event.data.trim();
    
18.         console.log(data);
    
19.     });
    
20. 
    
21.     eventSource.addEventListener("close", (event) => {
    
22.         console.log("连接已关闭", JSON.stringify(event.data));
    
23.         eventSource.close();
    
24.     });
    
25. 
    
26.     //阻止
    
27.     return false;
    
28. });

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