Graphics: AJAX CAPTCHA
dhayalan (contact me)
This class can be use to generate image for CAPTCHA validation.
It can generate a random validation text with a given length and draw the text in an image obfuscated with random lines and ellipse shapes.
The generated text is stored in a session variable for posterior use in CAPTCHA code verification.
The class generates the validation image in JPEG format as the current script output. It also returns an HTML image tag to embed the image in a validation page.
Click here for detailed information about this class on phpclasses.org
Php Handleiding