从jsp到struts检索同名的多个输入 [英] retrieve multiple inputs of the same name from jsp to struts
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问题描述
我想问一下当我使用ACTIONForm单击SAVE按钮时,如何在循环内的jsp表单中检索同名的值,而不使用request.getParameterValues(screenName)的struts中的Action类。
I would like to ask how to retrieve the values of the same name in a jsp form inside a loop to the Action class in struts without using the request.getParameterValues("screenName") when I click the SAVE button using the ACtionForm.
以下是我想从循环内部检索名称screenName的示例jsp代码:
Here is the sample jsp code that I would like to retrieve the name "screenName" from the inside the loop:
<form action="EditScreeningServlet" method="post">
<input type = "hidden" name ="applicantNumber" value="${infoObj.applicantNumber}" >
<table>
<c:forEach var="screen" items="${screenList}">
<input type = "hidden" name ="screenId" value="${screen.screenId}" >
<tr>
<td>Screen Type:  </td> <td>*<input type="text" value="${screen.screenName}" name="screenName" readonly ="true">*</td>
</tr>
<tr>
<td>Date: </td> <td><input type="text" value="${screen.screenDate}" name="screenDate" class="date"></td>
</tr>
<tr>
<td>Result: </td>
<td>
<select name = screenResult>
<option value="Pass" ${screen.screenResult == 'Pass' ? 'selected' : ''}>Pass</option>
<option value="Fail" ${screen.screenResult == 'Fail' ? 'selected' : ''}>Fail</option>
<option value="" ${screen.screenResult == '' ? 'selected' : ''}></option>
</select>
</td>
</tr>
<tr><td> </td><td>  </td></tr>
</c:forEach>
</table>
<input type="submit" class="saveButton" value="SAVE">
</form>
推荐答案
< form>
你不能得到输入元素数组,但你可以。
in <form>
you can not get as array of input element but you can.
<c:forEach var="screen" varStatus="loopStatus" items="${screenList}">
<input type = "hidden" name ="screenId" value="${screen.screenId}" >
<tr>
<td>Screen Type: </td>
<td>*<input type="text" value="${screen.screenName}" name="screenName${loopStatus.count}" readonly ="true">*</td>
</tr>
</c:forEach>
或者您可以使用ID绑定输入文本元素
OR you can use ID to bind with input text element
<c:forEach var="screen" varStatus="loopStatus" items="${screenList}">
<tr>
<td>Screen Type: </td>
<td>*<input type="text" value="${screen.screenName}" name="screenName${screen.screenId}" readonly ="true">*</td>
</tr>
</c:forEach>
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