PHP shopping cart implementation code_PHP tutorial-PHP Tutorial-php.cn

PHP shopping cart implementation code_PHP tutorial

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Release： 2016-07-21 15:24:09

Original

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ShopCar.php

Copy code The code is as follows:

 
class Shopcar 
{ 
//Product list
public $productList=array(); 
/**
* 
* @param unknown_type $product The product passed in 
* @return true There is no such product in the shopping cart 
*/ 
public function checkProduct($product) 
{ 
for($i=0 ;$iproductList);$i++ ) 
{ 
if($this->productList[$i]['name']==$product['name'] ) 
return $i; 
} 
return -1; 
} 
//Add to cart
public function add($product) 
{ 
$ i=$this->checkProduct($product); 
if($i==-1) 
array_push($this->productList,$product); 
else 
$this ->productList[$i]['num']+=$product['num']; 
} 
//Delete
public function delete($product) 
{ 
 $i=$this->checkProduct($product); 
if($i!=-1) 
array_splice($this->productList,$i,1); 
} 
//Return all product information
public function show() 
{ 
return $this->productList; 
} 
} 

productList .html

Copy code The code is as follows:

Insert title here

< ;body>

< ;td>Quantity

< td>3
View shopping cart< ;/tr>

Product number	Product name	Price	Purchase
0	Item 1	1		Buy
1	< ;label name='name' >Item 2	2	Buy
2	Item 31		Buy
Item 4	1		Purchase

index.php

Copy code The code is as follows:

 
require 'Shopcar.class.php'; 
session_start(); 
$name=$_POST['name']; 
$num=$_POST['num']; 
$price=$_POST['price']; 
$product=array('name'=>$name,'num'=>$num,'price'=>$price); 
print_r($product); 
if(isset($_SESSION['shopcar'])) 
$shopcar=unserialize($_SESSION['shopcar']); 
else 
$shopcar=new Shopcar(); 
$shopcar->add($product); 
$_SESSION['shopcar']=serialize($shopcar); 

show.php

复制代码代码如下:

require 'Shopcar.class.php';
session_start();
$shopcar=unserialize($_SESSION['shopcar']);
print_r($shopcar);
$productList=$shopcar->productList;
foreach ($productList as $product){
?>