是不是这个意思,
<div id=A1 style="background-color: #FFFF66"></div>
<script>
var text = "<input name='project' id='pl' value='test'>";
document.all.A1.innerHTML = text;
var o = getElementById('pl');
alert(o.value);
</script>

解决方案 »

  1.   

    document.all.p1.value = "这里是值"
      

  2.   

    <body bgcolor="#CEFFFF"     onload="window_onload()" >                               
    <p align="center"></p>                                                      
    <p></p>                  
    <p align="center">                    
    <img border="0" src="shuxia1.gif" width="555" height="40"></p>                 
    <form name=f1 method="POST" action="OKIWM.dll?StartDoWork"  onSubmit="">   
       <div id=A1 style="background-color: #FFFF66">
       <input type=hidden id=p1 name=pp value="23434YY">
       </div>
    <p> </p> 
    </form>      
    </body>
    换个样子,怎样去的那个隐藏域的value值
      

  3.   

    alert(document.f1.pp.value);
    alert(document.all.pp.value);
      

  4.   

    <body>
    <div id=A1 style="background-color: #FFFF66"></div>
    <input type=button onclick="A1.innerHTML = '<input type=hidden name=project id=p1 value=ok>'" value=write>
    <input type=button onclick="alert(p1.value)" value=get>
    </body>
      

  5.   

    因为我的隐藏域是通过innerHTML带过去的,所以一定在DIV中。
      

  6.   

    也就是说
    <body bgcolor="#CEFFFF"     onload="window_onload()" >                               
    <p align="center"></p>                                                      
    <p></p>                  
    <p align="center">                    
    <img border="0" src="shuxia1.gif" width="555" height="40"></p>                 
    <form name=f1 method="POST" action="OKIWM.dll?StartDoWork"  onSubmit="">   
       <div id=A1 style="background-color: #FFFF66">
       <input type=hidden id=p1 name=pp value="23434YY">
       </div>
    <p> </p> 
    </form>      
    </body>
    怎样取得pp的值
      

  7.   

    <body bgcolor="#CEFFFF"     onload="window_onload()" >                               
    <p align="center"></p>                                                      
    <p></p>                  
    <p align="center">                    
    <img border="0" src="shuxia1.gif" width="555" height="40"></p>                 
    <form name=f1 method="POST" action="OKIWM.dll?StartDoWork"  onSubmit="">   
       <div id=A1 style="background-color: #FFFF66">
       <input type=hidden id=p1 name=pp value="23434YY">
       </div>
    <p>&iexcl;&iexcl;</p> 
    </form>   
    <input type=button value=getvalue onclick="alert(document.all('pp').value)">   
    </body>
      

  8.   

    <body bgcolor="#CEFFFF">                               
    <p align="center"></p>                                                      
    <p></p>                  
    <p align="center">                    
    <img border="0" src="shuxia1.gif" width="555" height="40"></p>                 
    <form name=f1 method="POST" action="OKIWM.dll?StartDoWork"  onSubmit="">   
       <div id=A1 style="background-color: #FFFF66">
       <input type=hidden id=p1 name=pp value="23434YY">
       </div>
    <p>&nbsp;</p>
    </form>   
    <input type=button value=getvalue onclick="alert(document.f1.pp.value)">   
    </body>
      

  9.   

    <div id=A1 style="background-color: #FFFF66"></div>
    <script>
    var text = "<input name='project' id='pl' value='test'>";
    document.all.A1.innerHTML = text;
    var o = document.all.A1.all('pl');
    alert(o.value);
    </script>