【php开源代码栏目提醒】:网学会员,鉴于大家对php开源代码十分关注,论文会员在此为大家搜集整理了“shopping_cart_first.php”一文,供大家参考学习!
<?php
session_start();
session_register("goodsid");
session_register("goodsnum");
if($_SESSION["goodsid"]=="" && $_SESSION["goodsnum"]==""){
$_SESSION["goodsid"]=$_GET["id"]."@";
$_SESSION["goodsnum"]="1@";
}else{
$array=explode("@",$_SESSION["goodsid"]);
if(in_array($_GET["id"],$array)){
echo "<script>alert('该编程词典已经被放入购物车!');history.back();</script>";
exit;
}
$_SESSION["goodsid"].=$_GET["id"]."@";
$_SESSION["goodsnum"].="1@";
}
echo "<script>window.location.href='shopping_cart.php';</script>";
?>