为什么我的servlet转过去,却不执行
页面显示"This is class servlet.PlayerServlet, using the POST method"
我觉得可能是我的html表单里的代码有问题<form>标签没有用好
请高手指点下~
以下是我的代码
scrpit:
<script language="JavaScript">
function toP1(){
if(document.P1.name1.value==""){
alert("请输入姓名!!");
document.P1.name1.focus();
return false
}
if(document.P1.age1.value==""){
alert("请输入年龄!!");
document.P1.age1.focus();
return false
}
document.P1.action="<%=path %>/servlet/PlayerServlet";
document.P1.submit();
}
</script>
html:
<div id="player1" style="float:left; width:235px;">
<fieldset>
<legend style="margin-bottom:20px; color:#06F">一号选手信息</legend>
<form method="post" action="" name="P1">
<label>选手姓名:<input type="text" name="name1" /></label><br />
<label>选手年龄:<input type="text" name="age1" /></label><br />
<label>选手性别:男<input type="radio">女<input type="radio"></label><br />
<label><input type="submit" value="确定" onClick="toP1()"></label>
<label><input type="reset" value="重置"></label><br />
<%
String msg = (String)request.getAttribute("msg");
if(msg == null) {
%>
<div align="center"><font>请输入</font><font color="#FFFFFF"></font></div>
<%
}
else {
out.print(msg);
}
%>
</form>
</fieldset>
</div>servlet:
request.setAttribute("msg", "<font color='red'>XXXXXX</font>");
request.getRequestDispatcher("/jsp/index.jsp").forward(request, response);
你试一下 document.all.p1看看
<label> <input type="reset" value="重置"> </label> <br />
-》
<input type="button" value="确定" onClick="toP1()">
<input type="reset" value="重置"> <form method="post" action="" name="P1">
->
<form name="P1" action="" method="POST" > 搞不清楚,先试试看吧
建议楼主把问题再描述清楚些,顺便把web.xml和servlet的完整代码粘出来看看。
web.xml:
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.4"
xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
<servlet>
<description>This is the description of my J2EE component</description>
<display-name>This is the display name of my J2EE component</display-name>
<servlet-name>PlayerServlet</servlet-name>
<servlet-class>servlet.PlayerServlet</servlet-class>
</servlet> <servlet-mapping>
<servlet-name>PlayerServlet</servlet-name>
<url-pattern>/servlet/PlayerServlet</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
</web-app>
3楼的解答帮我解决问题了
是我html中
method="post"改成method="POST"
就好了。
谢谢各位啦