Php shopping cart solution

Php shopping cart & lt ;! DOCTYPEhtmlPUBLIC & quot;-// W3C // DTDXHTML1.0Transitional // EN & quot; http://www.w3.org/TR/xhtml1/DTD/xhtml1-tra php shopping cart




Untitled Document

Homepage shopping basket history exit

$ Con = mysql_connect ("localhost", "root ","");
If (! $ Con)
{
Die ('could not connect: '. mysql_error ());
}

$ Db_selected = mysql_select_db ("user", $ con );
$ SQL = "select * from produce"; // query all products
$ Rs = mysql_query ($ SQL, $ con); // run the SQL statement to obtain a result set.
While ($ row = mysql_fetch_array ($ rs) // traverses the result set
{
?>

 

Src = "images/ "Width =" 123 "height =" 121 "border =" 0 "/>	Goods name:
	Goods price:
	& Pname = Echo $ row ["pname"]?> "> Purchase

}
?>



------ Solution --------------------
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Isn't it easier for others to solve the problem for you to highlight the content with the corresponding source code?
------ Solution --------------------
$ Act = $ _ GET [act];
$ Product_id = $ _ GET [prcid];

If ($ act = "add ")
{
$ Cars_id = explode (",", $ _ COOKIE [buypro]);
// Echo"

";
  //print_r($cars_id);
//echo"

";
// Exit;
Foreach ($ cars_id as $ pr_id)
{
If ($ pr_id = $ product_id)
{
Echo "script" alert ('you have purchased this item. Please check your shopping cart! '); Location. href = 'Car. php'; script ";
Exit;
}
}

If (empty ($ _ COOKIE [buypro])
{
Setcookie ("buypro", $ product_id, time () + 3600 );
Setcookie ("buycount", "1", time () + 3600 );
}
Else
{
$ Newpro = $ _ COOKIE [buypro]. ",". $ product_id;
$ Newcount = $ _ COOKIE [buycount]. ",". "1 ";
Setcookie ("buypro", $ newpro, time () + 3600 );
Setcookie ("buycount", $ newcount, time () + 3600 );
}
}
// Delete
If ($ act = "del ")
{
$ Buy = $ _ COOKIE [buypro];
$ Cars_id = explode (",", $ buy );
$ Buycountary = explode (",", $ _ COOKIE [buycount]);
$ Newid = array ();
$ Carcount = array ();
For ($ I = 0; $ I {
If ($ cars_id [$ I]! = $ Product_id)
{
$ Newid [] = $ cars_id [$ I];
$ Carcount [] = $ buycountary [$ I];
}
}