jsp js值给javascript jsp向js传值

1.jsp向js传值

• document.getElementsByName(sName)
• document.getElementById(sID)
• form.name.value

2.js向jsp传值

• 不向html 标签

jsp:

<tr>
  <td>
    <span id="commonName"></span>的意见：
     <textarea id="commonAdvice" readonly="true" ></textarea> 
  </td>
</tr>

js:

document.getElementById("commonName").innerHTML = "乔帮主";

•  向html 标签传值

jsp：

<tr>
   <td>
       <font style="color:red">*</font>您的意见: 
       <textarea name="advAdvice" id="advAdvice" ></textarea> 
       <span style="color:red" id="reasons"></span>
   </td>
</tr>

 

js:

document.getElementById("commonAdvice").value = “iphone5s免费发一批吧！”;