WebRoot/cunqian/cunqiando.jsp

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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<%@ page import="com.util.*"%>

<%
/*
存钱添加后台
*/
DBO db=new DBO();//初始数据库链接
request.setCharacterEncoding("gb2312");//设置字符集
ResultSet rs=null;//声明结果集
	String keyid =(String)request.getParameter("keyid");
String kh=(String)request.getParameter("kh");//变量:卡号
String yx=(String)request.getParameter("yx");//变量:银行
String bz=(String)request.getParameter("bz");//变量:备注
String je=(String)request.getParameter("je");//变量:金额
String jsr=(String)request.getParameter("jsr");//变量:经手人
String sj=(String)request.getParameter("sj");//变量:时间

String sql="";//声明sql
 sql="insert into cunqian(kh,yx,bz,je,jsr,sj) values('"+kh+"','"+yx+"','"+bz+"','"+je+"','"+jsr+"','"+sj+"')";
;//存钱SQL 语句
int row=1;///定义执行结果
		
try{
String sq="select count(1) as num from yxk where kh='"+kh+"'";

rs=db.query(sq);
if(rs.next()){
if(rs.getInt("num")==0){
out.println("<script>");
out.println("alert('操作失败,此卡号不存在');");
out.println("window.location='cunqianadd.jsp'");
out.println("</script>");
return;
}
}
	
		//int row =0;
		row=db.update(sql);
		
		
		sql="update yxk set ye=ye+'"+je+"' where kh='"+kh+"'";
		db.update(sql);
}catch(Exception e){
System.out.println(e.toString());}
if(row==1){
out.println("<script>");
out.println("alert('操作成功');");
out.println("window.location='cunqianadd.jsp'");
out.println("</script>");
}else{
out.println("<script>");
out.println("alert('操作失败');");
out.println("window.location='cunqianadd.jsp'");
out.println("</script>");
}
db.close();
%>