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Java/JSTL/Form TextField - История изменений
2026-04-23T14:22:42Z
История изменений этой страницы в вики
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http://www.jexp.ru/index.php?title=Java/JSTL/Form_TextField&diff=6729&oldid=prev
Admin: 1 версия
2010-06-01T06:17:31Z
<p>1 версия</p>
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<td colspan="1" style="background-color: white; color:black; text-align: center;">← Предыдущая</td>
<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 06:17, 1 июня 2010</td>
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Admin
http://www.jexp.ru/index.php?title=Java/JSTL/Form_TextField&diff=6728&oldid=prev
в 18:01, 31 мая 2010
2010-05-31T18:01:44Z
<p></p>
<p><b>Новая страница</b></p><div>== JSTL Form Action: Get TextField Value ==<br />
<br />
<br />
<br />
<br />
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<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<html><br />
<head><br />
</head><br />
<body><br />
<form method="POST" action="form2.jsp"><br />
<table border="1" cellpadding="0" cellspacing="0"<br />
style="border-collapse: collapse" bordercolor="#111111"<br />
width="42%" id="AutoNumber1"><br />
<tr><br />
<td width="100%" colspan="2" bgcolor="#0000FF"><br />
<p align="center"><br />
<b><br />
<font size="4" color="#FFFFFF">Please Login</font><br />
</b><br />
</p><br />
</td><br />
</tr><br />
<tr><br />
<td width="19%">User Name</td><br />
<td width="81%"><br />
<input type="text" name="uid" size="20" /><br />
</td><br />
</tr><br />
<tr><br />
<td width="19%">Password</td><br />
<td width="81%"><br />
<input type="password" name="pwd" size="20" /><br />
</td><br />
</tr><br />
<tr><br />
<td width="100%" colspan="2"><br />
<p align="center"><br />
<input type="submit" value="Submit" name="action" /><br />
<input type="reset" value="Reset" name="B2" /><br />
</p><br />
</td><br />
</tr><br />
</table><br />
</form><br />
<p align="left"><br />
<i>Note: you may use any ID/Password, security is not<br />
checked.</i><br />
</p><br />
</body><br />
</html><br />
///////////////////////////////////////////////////////////<br />
//File: form2.jsp<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<html><br />
<h3>Welcome back <br />
<c:out value="${param.uid}" /><br />
!</h3><br />
</html><br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
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== JSTL Form: Using TextField ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<c:if test="${pageContext.request.method=="POST"}"><br />
<c:choose><br />
<c:when test="${param.add!=null}"><br />
<c:if test="${list!=null}"><br />
<c:set var="list" value="${list}," scope="session" /><br />
</c:if><br />
<c:set var="list" value="${list}${param.item}"<br />
scope="session" /><br />
</c:when><br />
<c:when test="${param.remove!=null}"><br />
<c:set var="list2" value="" /><br />
<c:forEach var="item" items="${list}"><br />
<c:if test="${item!=param.item}"><br />
<c:if test="${list2!=""}"><br />
<c:set var="list2" value="${list2}," /><br />
</c:if><br />
<c:set var="list2" value="${list2}${item}" /><br />
</c:if><br />
</c:forEach><br />
<c:set var="list" value="${list2}" scope="session" /><br />
<c:remove var="list2" /><br />
</c:when><br />
</c:choose><br />
</c:if><br />
<html><br />
<head><br />
<title>Updatable Collections</title><br />
</head><br />
<body><br />
<table border="0"><br />
<form method="post"><br />
<tr bgcolor="blue"><br />
<td colspan="2"><br />
<font color="white">Updatable Collections</font><br />
</td><br />
</tr><br />
<tr><br />
<td valign="top"><br />
<select NAME="choice" SIZE="5" width="20"><br />
<c:forEach var="item" items="${list}"><br />
<option><br />
<c:out value="${item}" /><br />
</option><br />
</c:forEach><br />
</select><br />
</td><br />
<td valign="top">Enter a item to add or remove.<br />
<br /><br />
<input width="20" maxwidth="20" name="item" size="20" /><br />
<br /><br />
<input type="submit" name="add" value="Add" /><br />
<input type="submit" name="remove" value="Remove" /><br />
</td><br />
</tr><br />
</form><br />
</table><br />
</body><br />
</html><br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== JSTL Submit Form TextField Action ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
<html><br />
<head><br />
<title>Page Data Example</title><br />
</head><br />
<body><br />
<table border="1"><br />
<form method="POST" action="params2.jsp"><br />
<tr><br />
<td width="33%"><br />
<b>First Name</b><br />
</td><br />
<td width="73%"><br />
<input type="text" name="first" size="40" /><br />
</td><br />
</tr><br />
<tr><br />
<td width="33%"><br />
<b>Last Name</b><br />
</td><br />
<td width="73%"><br />
<input type="text" name="last" size="40" /><br />
</td><br />
</tr><br />
<tr><br />
<td width="33%"><br />
<b>Address</b><br />
</td><br />
<td width="73%"><br />
<input type="text" name="address" size="40" /><br />
</td><br />
</tr><br />
<tr><br />
<td width="33%"><br />
<b>City</b><br />
</td><br />
<td width="73%"><br />
<input type="text" name="city" size="20" /><br />
</td><br />
</tr><br />
<tr><br />
<td width="33%"><br />
<b>State</b><br />
</td><br />
<td width="73%"><br />
<input type="text" name="state" size="20" /><br />
</td><br />
</tr><br />
<tr><br />
<td width="33%"><br />
<b>ZIP</b><br />
</td><br />
<td width="73%"><br />
<input type="text" name="zip" size="20" /><br />
</td><br />
</tr><br />
<tr><br />
<td colspan="2"><br />
<input type="submit" value="Submit" name="action" /><br />
<input type="reset" value="Reset" name="action" /><br />
</td><br />
</tr><br />
</form><br />
</table><br />
</body><br />
</html><br />
///////////////////////////////////////////////////////////////////////////<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<html><br />
<head><br />
<title>Page Data Example</title><br />
</head><br />
<body><br />
<table border="1" width="310"><br />
<tr><br />
<td bgcolor="#0000FF" width="98"><br />
<b><br />
<font color="#FFFFFF" size="4">Name</font><br />
</b><br />
</td><br />
<td bgcolor="#0000FF" width="196"><br />
<b><br />
<font color="#FFFFFF" size="4">Value</font><br />
</b><br />
</td><br />
</tr><br />
<c:forEach var="aItem" items="${paramValues}"><br />
<tr><br />
<td width="98"><br />
<b><br />
<c:out value="${aItem.key}" /><br />
</b><br />
</td><br />
<td width="196">&#160;<br />
<c:forEach var="aValue" items="${aItem.value}"><br />
<c:out value="${aValue}" /><br />
</c:forEach><br />
</td><br />
</tr><br />
</c:forEach><br />
</table><br />
</body><br />
</html><br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
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<br />
== Property Access ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<html><br />
<head><br />
<title>Property Access</title><br />
</head><br />
<body><br />
<c:if test="${pageContext.request.method=="POST"}"><br />
<c:set var="idx" value="name" /><br />
param.name = <br />
<c:out value="${param.name}" /><br />
<br /><br />
param[name] = <br />
<c:out value="${param[idx]}" /><br />
<br /><br />
</c:if><br />
<br /><br />
<form method="post">Please enter your name? <br />
<input type="text" name="name" /><br />
<input type="Submit" /><br />
<br /><br />
</form><br />
</body><br />
</html><br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --></div>