📄 forgetpassword_username.jsp

📁 主要是航空预订系统

💻 JSP

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<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<script type="text/javascript" language="javascript">
function isEmpty(){
	var username=document.getElementById("username");
	if(username.value.length==0){
		document.getElementById("usernamediv").innerHTML="请输入用户名";
		return false;
	}
	document.getElementById("usernamediv").innerHTML="";
	return true;
}

</script>
</head>
<body>
<html:form action="/checkUserNameAction.do" method="post" focus="username" onsubmit="return isEmpty();">
<table>
  <tr>
    用户名:<td><input type="text" id="username" name="username"></td>
    <td><div id="usernamediv" style="display:block;color:red"/></td>
  </tr>
  <tr><td><html:submit></html:submit></td></tr>
</table>
</html:form>
</body>
</html>

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