recaptcha:recaptcha

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Predicate recaptcha_verify/2

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- recaptcha.pl -- Add reCAPTCHA functionality to a form

recaptcha_verify(+Request, +Parameters) is semidet

Is true if the user solved the captcha correctly. Fails if the user did not solve the captcha correctly but there was no error processing the request.

Errors: - recaptcha_error(Error) is raised if there was an error processing the captcha.
See also: - https://developers.google.com/recaptcha/docs/verify lists the errors.