The calling method of PHP CAPTCHA

This article mainly introduces "the calling method of PHP CAPTCHA". In the daily operation, I believe that many people have doubts about the calling method of PHP CAPTCHA. The editor has consulted all kinds of data and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts about "the calling method of PHP CAPTCHA". Next, please follow the editor to study!

Implement PHP CAPTCHA call in template

Verify that the PHP CAPTCHA calls the correct php code

Checkcode ($checkcodestr

$PHPCMS ['enableadmincheckcode']

, $PHP_REFERER)

The function prototype is as follows:

Checkcode ($checkcode, $enable = 1, $forward ='')

$checkcode is the value entered by the user, $enable is whether the current PHP CAPTCHA call is enabled, and $forward specifies the jump address when the user enters the CAPTCHA error.

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