主要应用参数的传递,通过传递参数值得不同获取不同的信息。首先设置3个显示表单数据的对象(text1,text2,text3),并且设置其初始值为空字符串,其次通过request.getParameter()方法请求对应的表单参数,如果请求的参数不为空空字符串,则将参数赋给相应的对象,最后通过表单元素提交后相应的信息。
index.jsp
<%@ page contentType="text/html; charset=gbk" language="java" import="java.sql.*" errorPage="" %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk">
<title>同一个页中的多表单提交</title>
<link href="Css/Css.css" rel="stylesheet" type="text/css">
</head>
<script language="javascript" type="">
function Mycheck(){
if(form1.text1.value=="")
{alert("请输入表单的内容!!!");form1.text1.focus();return;}
form1.submit();
}
</script>
<script language="javascript" type="">
function Mycheck1(){
if(form2.text2.value=="")
{alert("请输入表单的内容!!");form2.text2.focus();return;}
form2.submit();
}
</script>
<script language="javascript" type="">
function Mycheck2(){
if(form3.text3.value=="")
{alert("请输入表单的内容!!!");form3.text3.focus();return;}
form3.submit();
}
</script>
<%
request.setCharacterEncoding("gb2312");
String text1="";
String text2="";
String text3="";
String message="";
if(request.getParameter("text1")!=null){
text1=request.getParameter("text1");
message="提交了第1个表单,提交内容为"+text1+"";
}
if(request.getParameter("text2")!=null){
text2=request.getParameter("text2");
message="提交了第2个表单,提交内容为"+text2+"";
}
if(request.getParameter("text3")!=null){
text3=request.getParameter("text3");
message="提交了第3个表单,提交内容为"+text3+"";
}
%>
<body>
<table width="368" height="261" border="0" align="center" cellpadding="0" cellspacing="0">
<tr>
<td background="images/00.jpg"><table width="303" height="112" border="0" align="left" cellpadding="0" cellspacing="0">
<tr>
<td width="48"> </td>
<td width="255" align="right"><table border="0" cellspacing="0" cellpadding="0" align="center">
<tr>
<td width="288"><form name="form1" method="post" action="?formid=1">
表单1:
<input name="text1" type="text" class="text" value="<%=text1%>">
<input type="button" name="submit1" value="提交" onClick="Mycheck();">
</form></td>
</tr>
<tr>
<td><form name="form2" method="post" action="?formid=2">
表单2:
<input name="text2" type="text" class="text" value="<%=text2%>">
<input type="button" name="submit2" value="提交" onClick="Mycheck1();">
</form></td>
</tr>
<tr>
<td><form name="form3" method="post" action="?formid=3">
表单3:
<input name="text3" type="text" class="text" value="<%=text3%>">
<input type="button" name="submit3" value="提交" onClick="Mycheck2();">
</form></td>
</tr>
<tr>
<td height="10" align="center">
<%if(!message.equals("")){%>
<%=message%>,
<a href="#" onClick="javascript:history.go(-1);">返回</a>
<%}%>
</td>
</tr>
</table></td>
</tr>
</table></td>
</tr>
</table>
</body>
</html>
Css.css
/* CSS Document */
td {
font-size: 9pt;
}
input.text {
height: 20;
border: 1px solid;
}
input.button {
width: 40;
height: 18;
border: 1px solid;
}
input.file {
width: 300;
border: 1px solid;
}
textarea {
border: 1px solid;
}
A {
text-decoration: none;
color: black;
}
A:hover {
text-decoration: underline;
color: red;
}
A.nq {
text-decoration: none;
color: black;
}
A.nq:hover {
text-decoration: underline;
color: white;
}
text {
height: 20;
border: 1px solid;
}