login.jsp

来自「一个用JSP+servlet做的的论坛」· JSP 代码 · 共 57 行

JSP
57
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<%@ page language="java" contentType="text/html; charset=UTF-8"
	pageEncoding="UTF-8"%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>登录</title>
<!-- javaScript函数 validateLogin(),用来验证是否填写了用户名和密码:--> <script
	language="JavaScript"><!--
   function validateLogin(){ 
     var strUserName = document. frmLogin. txtUserName.value;
     var strPassword = document. frmLogin. txtPassword.value;
     if (strUserName ==""){
       alert("请您输入用户名!");
       return false;
     }
     if (strPassword ==""){
       alert("请输入密码!");
       return false;
     }
   }
-->
</script>
</head>

<body>
<!--提交时调用JavaScript函数 validateLogin()来验证是否填写了用户名和密码:-->
<form method="post" name="frmLogin" action="LoginServlet"
	onSubmit="javaScript: return validateLogin();">
<table align="center" bgColor="#cccccc" border="0" cellPadding="0"
	cellSpacing="0" width="273">
	<%if (request.getAttribute("error") != null) {%>
	<tr>
		<td colspan=2 align=center><strong><font color="red"><%=request.getAttribute("error")%></font></strong>
		</td>
	</tr>
	<%}

			%>
	<tr>
		<td align="right" height="47" vAlign="bottom" width="94">用户名:</td>
		<td height="47" vAlign="bottom" width="172"><input name="txtUserName"></td>
	</tr>
	<tr>
		<td align="right" width="94">密码:</td>
		<td width="172"><input name="txtPassword" type="password" value></td>
	</tr>
	<tr>
		<td align="right" height="44" width="94"></td>
		<td height="44" width="172"><input name="url" type="hidden" value="<%=request.getParameter("url")%>"><input
			name="Submit" type="submit" value="提 交"> &nbsp;&nbsp;&nbsp; <input
			name="Reset" type="reset" value="重 置"></td>
	</tr>
</table>
</form>
</body>
</html>

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