Introduction - If you have any usage issues, please Google them yourself
Made with PHP.
Verification code images generated by the PHP multi frame, so the verification code is a real existence of the GIF map can be moved
The use of the method is very simple:
Description:
Gif verification code
Author:
7di.net QQ group: 223494678
verification:
IF (! IsSet ($_SESSION[ code ]) Or StrToLower ($_SESSION[ code ]) =StrToLower ($cod) {!)
Throw New Exception ( Error: .__LINE__. , code error! ) (Die)
}unSet ($cod, $_SESSION[ code ])