正确写法为:
<s:form name="ShowMessage" method="post" action="ShowMessage" namespace="/hello" >
不能写成<s:form name="ShowMessage" method="post" action="ShowMessage.action" namespace="/hello" >
正确写法为:
<s:form name="ShowMessage" method="post" action="ShowMessage" namespace="/hello" >
不能写成<s:form name="ShowMessage" method="post" action="ShowMessage.action" namespace="/hello" >