Mega Code Archive
Use For Each to Loop Through all Values Passed in by Form
<![CDATA[
index.jsp
<html>
<head>
<title>Page Data Example</title>
</head>
<body>
<table border="1">
<form method="POST" action="params2.jsp">
<tr>
<td width="33%">
<b>First Name</b>
</td>
<td width="73%">
<input type="text" name="first" size="40" />
</td>
</tr>
<tr>
<td width="33%">
<b>Last Name</b>
</td>
<td width="73%">
<input type="text" name="last" size="40" />
</td>
</tr>
<tr>
<td width="33%">
<b>Address</b>
</td>
<td width="73%">
<input type="text" name="address" size="40" />
</td>
</tr>
<tr>
<td width="33%">
<b>City</b>
</td>
<td width="73%">
<input type="text" name="city" size="20" />
</td>
</tr>
<tr>
<td width="33%">
<b>State</b>
</td>
<td width="73%">
<input type="text" name="state" size="20" />
</td>
</tr>
<tr>
<td width="33%">
<b>ZIP</b>
</td>
<td width="73%">
<input type="text" name="zip" size="20" />
</td>
</tr>
<tr>
<td colspan="2">
<input type="submit" value="Submit" name="action" />
<input type="reset" value="Reset" name="action" />
</td>
</tr>
</form>
</table>
</body>
</html>
params2.jsp
<%@ taglib uri="http://java.sun.com/jstl/core" prefix="c" %>
<html>
<head>
<title>Page Data Example</title>
</head>
<body>
<table border="1" width="310">
<tr>
<td bgcolor="#0000FF" width="98">
<b>
<font color="#FFFFFF" size="4">Name</font>
</b>
</td>
<td bgcolor="#0000FF" width="196">
<b>
<font color="#FFFFFF" size="4">Value</font>
</b>
</td>
</tr>
<c:forEach var="aItem" items="${paramValues}">
<tr>
<td width="98">
<b>
<c:out value="${aItem.key}" />
</b>
</td>
<td width="196"> 
<c:forEach var="aValue" items="${aItem.value}">
<c:out value="${aValue}" />
</c:forEach>
</td>
</tr>
</c:forEach>
</table>
</body>
</html>
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