How to solve the problem that the Codeigniter shopping cart class cannot add Chinese

This article mainly introduces the solution to the problem that the Codeigniter shopping cart class cannot add Chinese. It involves the limitation of Chinese in the underlying code, which can be solved by modifying the regular matching rules. Friends in need can refer to the following

The example in this article describes the solution to the problem that the Codeigniter shopping cart class cannot add Chinese. Share it with everyone for your reference. The specific analysis is as follows:

Some friends may find that the Codeigniter shopping cart class cannot add Chinese. After searching for a long time, I found that the following code restricts the input of Chinese. Modify systemlibrariesCart.php and comment out lines 186-190. To judge the product name, the code is as follows:

if ( ! preg_match("/^[".$this->product_name_rules."]+$/i", $items['name'])) 
{  
     log_message('error', 'An invalid name was submitted as the product name: '.$items['name'].' The name can only contain alpha-numeric characters, dashes, underscores, colons, and spaces');  
     return FALSE;  
}

However, deletion is not the best way. We can just change the regular matching to Chinese.

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