• 简单的实现web聊天界面,一对一


    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    
    <script src="js/jquery.js" charset="utf-8"></script>
    
    <script type="text/javascript">
    function send(){
        var str=$("#content1").val();//document.getElementById("content1");  
        //alert(str);
        
    
        var contens=document.getElementById("content");  
    
        //contens.innerHTML=str+"<br>";
        //document.getElementsByName("content1").value="";
        //    document.getElementsById("content1").value="1";
    
        $.ajax({  
                   type:"POST",  
                   url:"LoadPerdictServlet",  
                   data:{
                       option:str,
                    
                   },  
              //     dataType : "json", //返回数据形式为json/或者是别的
                   statusCode: {404: function() 
                       {  
                      //alert('page not found');          
                      
                      
                      /* 此处做个展示 */
                      
                           var html='';
                           html+='<font color="red">me say:</font>';
                            html+='<li>';
                            html+='<div>'+str+'</div>';
                            html+='</li>';
                            
                           html+='<font color="red">Ta say:</font>';
                            html+='<li>';
                            html+='<div>ok</div>';
                            html+='</li>';
                            
                            contens.innerHTML+=html; 
                      
                     },     
                    
                   success:function(data,textStatus){
                    /*    var html='';
                           html+='<font color="red">me say:</font>';
                            html+='<li>';
                            html+='<div>'+str+'</div>';
                            html+='</li>';
                            
                           html+='<font color="red">Ta say:</font>';
                            html+='<li>';
                            html+='<div>ok</div>';
                            html+='</li>';
                            
                            contens.innerHTML+=html; */
                            
                           } 
                   }  
        });   
        
        }
    </script>
    </head>
    
    
    
    
    <body>
    
    <table width="778" height="276" border="0" align="center" cellpadding="0" cellspacing="0">
      <tr>
      <td>
    <fieldset style="326px"> 
         <ul id="content" style="text-align:left"> 
    </ul> 
    </fieldset>
        </td>
      </tr>
    </table>
    <table width="778" height="106" border="0" align="center" cellpadding="0" cellspacing="0">
      <tr>
          <td width="549" align="left">
        
        <input id="content1" type="text" size="70" value="">
          <input name="Submit2" type="button" class="btn_grey" value="发送" onClick="send()"></td>
      </tr>
    </table>
    
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/henusyj-1314/p/8950397.html
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