PHP Classes

CAPTCHA Arg: Display and validate text in CAPTCHA images

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captcha-arg 1Free For Educatio...4.0Graphics, Validation, Security


This class can be used to display and validate text in CAPTCHA images.

It can generate a random text and generate an image with the text rendered over a base background image.

The generate image is saved to a server side file in the PNG format.

The class can also verify the validation text, as well generate HTML to display the image along a form text input to let the user enter the validation text.

The code and the comments are in Spanish.

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  Files folder image Files  
File Role Description
Accessible without login HTML file example.php Example Example of the class
Accessible without login HTML file example_captcha.php Example New fully functional example
HTML file captcha.php Class Class Captcha Arg

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