Example of implementing shopping cart using php imitation CodeIgniter

Describes how PHP implements the shopping cart class that imitates CodeIgniter. Share it with everyone for your reference. The details are as follows:

Basic functions of the shopping cart:

1) Add items to the shopping cart
2) Delete items from the shopping cart
3) Update shopping cart item information [+ 1/-1]
4) Statistics of shopping cart items
1. Total items
2. Total quantity
3. Total amount
5) Count the quantity and amount of individual shopping items Make statistics
6) Clear the shopping cart

First download the php imitation CodeIgniter shopping cart class we need to use for this course: //m.sbmmt.com/xiazai/leiku/ 337

After the download is completed, find the php class file we need, unzip it to our local directory, and create a new php file!

After completion, we need to call this class in the new php file and instantiate the class:

<?php
require_once(&#39;cart1.php&#39;);//引入类文件
  $cart = new Cart(); //实例化
  $cart->insert($items);
  //var_dump($cart->contents());
  $cart->update($arr);
  var_dump($cart->contents());
?>

The running result is as shown below:

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