购物车网页代码，具体内容如下
1.登录界面login.php
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html;
charset=utf-8" /><script src="../jquery-1.11.2.min.js"></script><title>无标题文档</title></head><body><div>用户名：<input type="text" id="uid" /></div><div>密码：<input type="text" id="pwd" /></div><input type="button" value="登录" id="btn" /></body><script type="text/javascript">$("#btn").click(function(){
var uid = $("#uid").val();
var pwd = $("#pwd").val();
$.ajax({
url:"loginchuli.php", data:{
u:uid,p:pwd}
, type:"POST", dataType:"TEXT", success: function(data){
if(data.trim()=="OK") {
window.location.href="main.php" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ;
}
else {
alert("用户名或密码错误");
}
}
}
) }
)</script></html>
2.登录处理页面loginchuli.php
<?phpsession_start();
include("../DBDA.class.php");
$db = new DBDA();
$uid = $_POST["u"];
$pwd = $_POST["p"];
$sql = "select password from login where username='{
$uid}
'";
$mm = $db->StrQuery($sql);
if($mm==$pwd && $pwd!=""){
$UserName = $_POST["uid"];
$_SESSION["uid"]=$uid;
echo "OK";
}
else{
echo "NO";
}
3.主页面main.php
<?phpsession_start();
include("../DBDA.class.php");
$db = new DBDA();
?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html;
charset=utf-8" /><title>无标题文档</title><br /><style type="text/css">.list{
width:100%;
height:30px;
margin-top:10px;
text-align:center;
line-height:30px;
vertical-align:middle}
</style></head><body><div style="width:100%;
height:100px;
background-color:#6CC"> <h1 style="float:left">大苹果商城</h1> <a style="float:right;
margin-top:40px" href="zhuxiao.php">注销</a></div><br /><div style="width:100%;
height:600px"> <div id="left" style="width:20%;
float:left"> <a href="main.php"><div class="list">浏览商品</div></a> <a href="zhanghu.php"><div class="list">查看账户</div></a> <a href="gouwuche.php"><div class="list">查看购物车</div></a> </div> <div id="right" style="width:80%;
float:left"><?php $agwc = array();
if(!empty($_SESSION["gwc"])) {
$agwc = $_SESSION["gwc"];
}
$zhonglei = count($agwc);
$sum = 0;
foreach($agwc as $v) {
$sql = "select price from fruit where ids='{
$v[0]}
'";
$danjia = $db->StrQuery($sql);
$sum = $sum +$danjia*$v[1];
}
echo "<div>购物车中有:{
$zhonglei}
种商品，总价格为:{
$sum}
元.</div>";
?> <table width="100%" border="1" cellpadding="0" cellspacing="0"> <tr> <td>代号</td> <td>水果名称</td> <td>水果价格</td> <td>源产地</td> <td>库存量</td> <td>操作</td> </tr> <?php $sql = "select * from fruit";
$attr = $db->Query($sql);
foreach($attr as $v) {
echo "<tr><td>{
$v[0]}
</td> <td>{
$v[1]}
</td> <td>{
$v[2]}
</td> <td>{
$v[3]}
</td> <td>{
$v[4]}
</td> <td><a href='goumai.php?code={
$v[0]}
'>购买</a></td></tr>";
}
?> </table> </div></div></body></html>
4.购买处理页面goumai.php
<?phpsession_start();
$code = $_GET["code"];
if(empty($_SESSION["gwc"])){
//第一次点击购买 $attr = array( array($code,1) );
$_SESSION["gwc"] = $attr;
}
else{
//不是第一次点击购买 $attr = $_SESSION["gwc"];
$bs=0;
foreach($attr as $k=>$v) {
if($v[0]==$code) {
$bs=1;
$attr[$k][1] = $attr[$k][1]+1;
}
}
//如果没有在数组里面出现 if($bs==0) {
$shuzu = array($code,1);
$attr[] = $shuzu;
}
$_SESSION["gwc"]=$attr;
}
header("location:main.php");
5.订单处理页面，计算选取水果的总价，和水果剩余量。dingdan.php
<?phpsession_start();
include("../DBDA.class.php");
$db = new DBDA();
$uid = $_SESSION["uid"];
$attr = array();
if(!empty($_SESSION["gwc"])){
$attr = $_SESSION["gwc"];
}
//看下两个条件是否都满足$bs = true;
//判断余额是否满足 //根据用户名找余额 $syue = "select account from login where username='{
$uid}
'";
$yue = $db->StrQuery($syue);
//根据购物车数组取总金额 $sum = 0;
foreach($attr as $v) {
$sql = "select price from fruit where ids='{
$v[0]}
'";
$danjia = $db->StrQuery($sql);
$sum = $sum +$danjia*$v[1];
}
if($yue<$sum) {
$bs = false;
echo "YEBUZU";
exit;
}
//判断库存是否满足foreach($attr as $v){
$skucun = "select name,numbers from fruit where ids='{
$v[0]}
'";
$akucun = $db->Query($skucun);
if($akucun[0][1]<$v[1]) {
$bs = false;
echo "{
$akucun[0][0]}
库存不足！";
exit;
}
}
//添加订单，减库存，减余额if($bs){
//减库存 foreach($attr as $v) {
$sql = "update fruit set numbers = numbers-{
$v[1]}
where ids='{
$v[0]}
'";
$db->Query($sql,0);
}
//减余额 $jianyue="update login set account=account-{
$sum}
where username='{
$uid}
'";
$db->Query($jianyue,0);
//添加订单 $dingdanhao = $uid+date("YmdHis");
$t = time();
$sorder = "insert into orders values('{
$dingdanhao}
','{
$uid}
','{
$t}
')";
$db->Query($sorder,0);
foreach($attr as $v) {
$sxq = "insert into orderdetails values('','{
$dingdanhao}
','{
$v[0]}
','{
$v[1]}
')";
$db->Query($sxq,0);
}
}
echo "OK";
6.购物车页面
<?phpsession_start();
?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html;
charset=utf-8" /><title>无标题文档</title><br /><style type="text/css">.list{
width:100%;
height:30px;
margin-top:10px;
text-align:center;
line-height:30px;
vertical-align:middle}
</style><script src="../../jquery-1.11.2.min.js"></script></head><body><div style="width:100%;
height:100px;
background-color:#6CC"> <h1 style="float:left">大苹果商城</h1> <a style="float:right;
margin-top:40px" href="zhuxiao.php">注销</a></div><br /><div style="width:100%;
height:600px"> <div id="left" style="width:20%;
float:left"> <a href="main.php"><div class="list">浏览商品</div></a> <a href="zhanghu.php"><div class="list">查看账户</div></a> <a href="gouwuche.php"><div class="list">查看购物车</div></a> </div> <div id="right" style="width:80%;
float:left"> <table width="100%" border="1" cellpadding="0" cellspacing="0"> <tr> <td>商品名称</td> <td>商品单价</td> <td>购买数量</td> <td>操作</td> </tr><?php include("../DBDA.class.php");
$db = new DBDA();
$attr=array();
if(!empty($_SESSION["gwc"])) {
$attr = $_SESSION["gwc"];
}
foreach($attr as $k=>$v) {
$sql = "select name,price from fruit where ids='{
$v[0]}
'";
$ashuiguo = $db->Query($sql);
echo "<tr><td>{
$ashuiguo[0][0]}
</td><td>{
$ashuiguo[0][1]}
</td><td>{
$v[1]}
</td><td><a href='shanchu.php?sy={
$k}
'>删除</a></td></tr>";
}
?> </table> <div id="tj">提交订单</div><div id="ts"></div> </div></div><script type="text/javascript">$("#tj").click(function(){
$.ajax({
url:"dingdan.php", dataType:"TEXT", success: function(data){
if(data.trim()=="OK") {
alert("购买成功");
}
else if(data.trim()=="YEBUZU") {
$("#ts").html("余额不足");
$("#ts").css("color","red");
}
else {
$("#ts").html(data);
$("#ts").css("color","red");
}
}
}
);
}
)</script></body></html>
7.购物车页面删除处理页面shanchu.php
<?phpsession_start();
$sy = $_GET["sy"];
$attr = $_SESSION["gwc"];
if($attr[$sy][1]>1){
$attr[$sy][1] = $attr[$sy][1]-1;
}
else{
unset($attr[$sy]);
$attr = array_values($attr);
}
$_SESSION["gwc"]=$attr;
header("location:gouwuche.php");
8.账户余额页面zhanghu.php<?phpsession_start();
$uid = $_SESSION['uid'];
?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html;
charset=utf-8" /><title>无标题文档</title><br /><style type="text/css">.list{
width:100%;
height:30px;
margin-top:10px;
text-align:center;
line-height:30px;
vertical-align:middle}
</style></head><body><div style="width:100%;
height:100px;
background-color:#6CC"> <h1 style="float:left">大苹果商城</h1> <a style="float:right;
margin-top:40px" href="zhuxiao.php">注销</a></div><br /><div style="width:100%;
height:600px"> <div id="left" style="width:20%;
float:left"> <a href="main.php"><div class="list">浏览商品</div></a> <a href="zhanghu.php"><div class="list">查看账户</div></a> <a href="gouwuche.php"><div class="list">查看购物车</div></a> </div> <div id="right" style="width:80%;
height:150px;
float:left"><?php include("../DBDA.class.php");
$db = new DBDA();
$sql = "select Account from login where UserName='{
$uid}
'";
$result = $db->strQuery($sql);
echo ("您的账户中还剩余".$result);
?> </div></div></body></html>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。
