mainҎQ然后执行?br />
2. 扑ֈmainҎ开始执行?br /> 3. 执行q程中的内存理?br /> 一般分为四部分Q?br /> a. code segment: 存放代码Q代码区
b. data segment: 静态变量，字符串常?br /> c. stack(?: 局部变?br /> d. heap(?: new出来的东?/span>
]]>
http://download.java.net/jdk/jdk-api-localizations/jdk-api-zh-cn/publish/1.6.0/chm/JDK_API_1_6_zh_CN.CHM
1.6 En chm
http://download.csdn.net/source/1277711
]]>
<span style="color: rgb(0, 128, 0);"><li>property: <s:property value="username"/> </li>
<li>property 取gؓ字符? <s:property value="'username'"/> </li>
<li>property 讑֮默认? <s:property value="admin" default="理?/span>"/> </li>
<li>property 讑֮HTML: <s:property value="'<hr/>'" escape="false"/> </li>
<hr />
<li>set 讑֮adminName|默认为request ?nbsp;ActionContextQ? <s:set var="adminName" value="username"
/></li>
<li>set 从request取? <s:property value="#request.adminName" /></li>
<li>set 从ActionContext取? <s:property value="#adminName" /></li>
<%--<li>set 讑֮范围: <s:set name="adminPassword" value="password" scope="page"/></li>
<li>set 从相应范围取? <%=pageContext.getAttribute("adminPassword") %></li>
--%>
<li>set 讑֮varQ范围ؓActionContext: <s:set var="adminPassword" value="password"
scope="session"/></li>
<li>set 使用#取? <s:property value="#adminPassword"/> </li>
<li>set 从相应范围取? <s:property value="#session.adminPassword"/> </li>
<hr />
<%--<li>push:<s:set name="myDog" value="new com.bjsxt.struts2.ognl.Dog('oudy')"></s:set></li>
<li>
push:<s:push value="#myDog">
<s:property value="name"/>
</s:push>
</li>
<li>push: <s:property value="name"/></li>
--%>
<hr />
<li>bean 定义bean,q用param来设定新的属性?
<s:bean name="com.bjsxt.struts2.tags.Dog" >
<s:param name="name" value="'pp'"></s:param>
<s:property value="name"/>
</s:bean>
</li>
<li>bean 查看debug情况:
<s:bean name="com.bjsxt.struts2.tags.Dog" var="myDog">
<s:param name="name" value="'oudy'"></s:param>
</s:bean>
拿出|
<s:property value="#myDog.name"/>
</li>
<hr />
<li>include _include1.html 包含静态英文文?br /> <s:include value="/_include1.html"></s:include>
</li>
<li>include _include2.html 包含静态中文文?br /> <s:include value="/_include2.html"></s:include>
</li>
<li>include _include1.html 包含静态英文文Ӟ说明%用法
<s:set var="incPage" value="%{'/_include1.html'}" />
<s:include value="%{#incPage}"></s:include>
</li>
<hr />
<li>if elseif else:
age = <s:property value="#parameters.age[0]" /> <br />
<s:set var="age" value="#parameters.age[0]" />
<s:if test="#age < 0">wrong age!</s:if>
<s:elseif test="#parameters.age[0] < 20">too young!</s:elseif>
<s:else>yeah!</s:else><br />
<s:if test="#parameters.aaa == null">null</s:if>
</li>
<hr />
<li>遍历集合Q?/span><br />
<s:iterator value="{1, 2, 3}" >
<s:property/> |
</s:iterator>
</li>
<li>自定义变量：<br />
<s:iterator value="{'aaa', 'bbb', 'ccc'}" var="x">
<s:property value="#x.toUpperCase()"/> |
</s:iterator>
</li>
<li>使用status:<br />
<s:iterator value="{'aaa', 'bbb', 'ccc'}" status="status">
<s:property/> |
遍历q的元素LQ?/span><s:property value="#status.count"/> |
遍历q的元素索引Q?/span><s:property value="#status.index"/> |
当前是偶敎ͼQ?/span><s:property value="#status.even"/> |
当前是奇敎ͼQ?/span><s:property value="#status.odd"/> |
是第一个元素吗Q：<s:property value="#status.first"/> |
是最后一个元素吗Q：<s:property value="#status.last"/>
<br />
</s:iterator>
</li>
<li>
<s:iterator value="#{1:'a', 2:'b', 3:'c'}" >
<s:property value="key"/> | <s:property value="value"/> <br />
</s:iterator>
</li>
<li>
<s:iterator value="#{1:'a', 2:'b', 3:'c'}" var="x">
<s:property value="#x.key"/> | <s:property value="#x.value"/> <br />
</s:iterator>
</li>
<li>
<s:fielderror fieldName="fielderror.test" theme="simple"></s:fielderror>
</li></span>
<li>property 取gؓ字符? <s:property value="'username'"/> </li>
<li>property 讑֮默认? <s:property value="admin" default="理?/span>"/> </li>
<li>property 讑֮HTML: <s:property value="'<hr/>'" escape="false"/> </li>
<hr />
<li>set 讑֮adminName|默认为request ?nbsp;ActionContextQ? <s:set var="adminName" value="username"
/></li>
<li>set 从request取? <s:property value="#request.adminName" /></li>
<li>set 从ActionContext取? <s:property value="#adminName" /></li>
<%--<li>set 讑֮范围: <s:set name="adminPassword" value="password" scope="page"/></li>
<li>set 从相应范围取? <%=pageContext.getAttribute("adminPassword") %></li>
--%>
<li>set 讑֮varQ范围ؓActionContext: <s:set var="adminPassword" value="password"
scope="session"/></li>
<li>set 使用#取? <s:property value="#adminPassword"/> </li>
<li>set 从相应范围取? <s:property value="#session.adminPassword"/> </li>
<hr />
<%--<li>push:<s:set name="myDog" value="new com.bjsxt.struts2.ognl.Dog('oudy')"></s:set></li>
<li>
push:<s:push value="#myDog">
<s:property value="name"/>
</s:push>
</li>
<li>push: <s:property value="name"/></li>
--%>
<hr />
<li>bean 定义bean,q用param来设定新的属性?
<s:bean name="com.bjsxt.struts2.tags.Dog" >
<s:param name="name" value="'pp'"></s:param>
<s:property value="name"/>
</s:bean>
</li>
<li>bean 查看debug情况:
<s:bean name="com.bjsxt.struts2.tags.Dog" var="myDog">
<s:param name="name" value="'oudy'"></s:param>
</s:bean>
拿出|
<s:property value="#myDog.name"/>
</li>
<hr />
<li>include _include1.html 包含静态英文文?br /> <s:include value="/_include1.html"></s:include>
</li>
<li>include _include2.html 包含静态中文文?br /> <s:include value="/_include2.html"></s:include>
</li>
<li>include _include1.html 包含静态英文文Ӟ说明%用法
<s:set var="incPage" value="%{'/_include1.html'}" />
<s:include value="%{#incPage}"></s:include>
</li>
<hr />
<li>if elseif else:
age = <s:property value="#parameters.age[0]" /> <br />
<s:set var="age" value="#parameters.age[0]" />
<s:if test="#age < 0">wrong age!</s:if>
<s:elseif test="#parameters.age[0] < 20">too young!</s:elseif>
<s:else>yeah!</s:else><br />
<s:if test="#parameters.aaa == null">null</s:if>
</li>
<hr />
<li>遍历集合Q?/span><br />
<s:iterator value="{1, 2, 3}" >
<s:property/> |
</s:iterator>
</li>
<li>自定义变量：<br />
<s:iterator value="{'aaa', 'bbb', 'ccc'}" var="x">
<s:property value="#x.toUpperCase()"/> |
</s:iterator>
</li>
<li>使用status:<br />
<s:iterator value="{'aaa', 'bbb', 'ccc'}" status="status">
<s:property/> |
遍历q的元素LQ?/span><s:property value="#status.count"/> |
遍历q的元素索引Q?/span><s:property value="#status.index"/> |
当前是偶敎ͼQ?/span><s:property value="#status.even"/> |
当前是奇敎ͼQ?/span><s:property value="#status.odd"/> |
是第一个元素吗Q：<s:property value="#status.first"/> |
是最后一个元素吗Q：<s:property value="#status.last"/>
<br />
</s:iterator>
</li>
<li>
<s:iterator value="#{1:'a', 2:'b', 3:'c'}" >
<s:property value="key"/> | <s:property value="value"/> <br />
</s:iterator>
</li>
<li>
<s:iterator value="#{1:'a', 2:'b', 3:'c'}" var="x">
<s:property value="#x.key"/> | <s:property value="#x.value"/> <br />
</s:iterator>
</li>
<li>
<s:fielderror fieldName="fielderror.test" theme="simple"></s:fielderror>
</li></span>
]]>