php实现通用的信用卡验证类

 这篇文章主要介绍了php实现通用的信用卡验证类,涉及信用卡的规则与php字符串操作的相关技巧,具有一定参考借鉴价值,文中有英文原文注释说明,有助于更直观的了解源码相关信息,需要的朋友可以参考下

本文实例讲述了php实现通用的信用卡验证类。分享给大家供大家参考。

原文说明如下：

Credit Card Validation Solution (PHP Edition)
Version 3.5

Description
Credit Card Validation Solution™ uses a four step process to ensure credit card numbers are keyed in correctly. This procedure accurately checks cards from American Express, Australian BankCard, Carte Blache, Diners Club, Discover/Novus, JCB, MasterCard and Visa.
For more information, please read the comments in the code itself.

Installation Instructions
Select the text between the two lines indicated, below.
Copy the text.
Open up a text editor.
Paste the text.
Save that file. When saving it, make sure to:
save it in a directory on your webserver, and
name it with an extension that your server will recognize needs parsing by PHP.
To see it in action, open up that file in your web browswer.

具体代码如下：

希望本文所述对大家的php程序设计有所帮助。