Posted: Mon Oct 18, 2004 6:15 am
Code: Select all
<?php
session_start();
error_reporting(E_ALL);
ini_set('display_errors', true);
ini_set('html_errors', false);
//set new product flag to zero
$new = 0;
//Conver URL variable to normal variables
$Product = $_GET['Product'];
$Qty = $_GET['Qty'];
$Price = $_GET['Price'];
//Is there a cart and if not create one
if(!isset($_SESSION['cart']))
{
$_SESSION ['cart'][] = array();
$_SESSION ['items'] = 0;
$_SESSION ['Total Price']= 0.00;
}
//Has the Array been initialised if it has...
if(isset($_SESSION ['cart'])){
foreach($_SESSION ['cart'] as $key => $val){
if($val[0] == $Product){
// If the product exists then we need to update the quantity
$_SESSION ['cart'][$key][1] = +$Qty;
//echo $key . ' | ' . $val[0];
}
else{
// if the product isn't in the basket
$new = 1;
}
}
}
if($new == 1){
//if the add new variable is 1 then append another array to cart
$_SESSION ['cart'][] = array($Product,$Qty,$Price);
}
/*
if(isset($_SESSION_VARS['cart'])) {
// Does the cart element exist if not add a new one
foreach($_SESSION_VARS['cart'] as $key => $val){
echo $val[0];
if ($val[0] == $Product){
echo $val[0] . ' ' . 'Product Already Exist';
$_SESSION_VARS['cart'][$key][1] = 2;
}
else {
$new = 1;
}
//echo $val[0] . '<br>';
//echo $key;
}
}
if(isset($new) && $new == 1){
$_SESSION_VARS['cart'][] = array($Product,$Qty,$Price);
}
*/
//Debug
echo '<pre>';
print_r($_SESSION ['cart']);
echo '</pre>';
//echo count($_SESSION_VARS['cart']);
//echo $_SESSION_VARS['cart'][0][0];
//echo $_SESSION_VARS['cart'][0][1];
//echo $_SESSION_VARS['cart'][0][2];
?>"Notice: Undefined offset: 0 in c:\program files\apache group\apache\htdocs\roadnet\product.php on line 25"
From this error I'm deducing that var[0] doesn't exist, how do i get around this.