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PHP generate GIF dynamic picture Verification Code _php tutorial

Source: Internet
Author: User
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I believe many people have thought how to use PHP to generate GIF animation to achieve dynamic picture verification code, the following is the implementation process.

Imagecode function through the Gifencoder class implementation of the GIF animated PHP source code, interested friends can study.

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http://www.bkjia.com/PHPjc/445690.html www.bkjia.com true http://www.bkjia.com/PHPjc/445690.html techarticle I believe many people have thought how to use PHP to generate GIF animation to achieve dynamic picture verification code, the following is the implementation process. Imagecode function through the Gifencoder class implementation of the GIF animation PHP source code, there are ...

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