checkusername.jsp
来自「jsp+sql论坛系统 jsp+sql论坛系统 jsp+sql论坛系统」· JSP 代码 · 共 24 行
JSP
24 行
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*"%>
<%@ page import="java.sql.*"%>
<%@ page import="java.util.*"%>
<%@ include file="../inc/conn.jsp"%>
<%
String msg;
String username=request.getParameter("searchid");
String sql="select * from clubuser where clubuser_name='" + username + "'";
ResultSet rs=stmt.executeQuery(sql);
if (rs.next()){
msg="很遗憾," + username + " 已经被注册!";
}
else {
msg="恭喜你," + username + " 还没被抢注!";
}
//out.print(msg);
//out.close();
%>
<html>
<script language="JavaScript">
alert("<%=msg%>");
window.close();
</script>
</html>
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