struts标签
2020-12-15 本文已影响0人
_FireFly_
页面发起请求
<%@ page pageEncoding="utf-8" %>
<!doctype html>
<html>
<head> </head>
<body>
<a href="test1.do">test1</a>
</body>
</html>
public class TestAction1 {
private int age ;
private String[] names ;
public int getAge() {
return age;
}
public String[] getNames() {
return names;
}
public String t1(){
System.out.println("----------t1----------");
int age = 18 ;
String[] names = new String[]{"dmc1","dmc2","dmc3"} ;
this.age= age ;
this.names = names ;
//request.setAttribute("names",names);
//ActionContext.getContext().getValueStack().push(user{age=20});
ActionContext.getContext().getSession().put("age",20);
return "success" ;
}
}
<%@ page pageEncoding="utf-8" %>
<%@ taglib prefix="s" uri="/struts-tags" %>
<!doctype html>
<html>
<head>
</head>
<body>
<s:property value="age" /> <br/>
<s:property value="#session.age" />
<hr/>
<s:if test="age>=20" >
已成年
</s:if>
<s:elseif test="age>=10">
青少年
</s:elseif>
<s:else>
幼年
</s:else>
<hr/>
<s:iterator value="names" >
<s:property />
</s:iterator>
</body>
</html>
struts.xml
<?xml version="1.0"?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
"http://struts.apache.org/dtds/struts-2.5.dtd">
<struts>
<constant name="struts.i18n.encoding" value="utf-8"></constant>
<constant name="struts.action.extension" value="action,,do" />
<constant name="struts.configuration.xml.reload" value="true" />
<constant name="struts.custom.i18n.resources" value="dmc" ></constant>
<package name="dmc" extends="struts-default" namespace="/">
<action name="test1" class="com.action.TestAction1" method="t1">
<result name="success" type="dispatcher">02.jsp</result>
</action>
</package>
</struts>
struts常用的标签
<%@ page pageEncoding="utf-8" %>
<%@ taglib prefix="s" uri="/struts-tags" %>
<!doctype html>
<html>
<head>
</head>
<body>
<s:form action="test2.do" method="post" >
<s:textfield label="文本框" name="a" ></s:textfield>
<s:password label="密码框" name="b"></s:password>
<s:radio list="#{'1':'男','2':'女'}" label="单选按钮" name="c" value="1"></s:radio>
<s:checkboxlist list="#{'1':'足球','2':'篮球','3':'排球'}" label="复选按钮" name="d"></s:checkboxlist>
<s:select list="#{'1':'黑龙江','2':'吉林','3':'辽宁'}" label="下拉框" name="e" ></s:select>
<s:file label="文件选择框" name="f" ></s:file>
<s:textarea label="文本域" name="g"></s:textarea>
<s:reset value="重置"></s:reset>
<s:submit></s:submit>
<s:token></s:token>
</s:form>
</body>
</html>
image.png
