/ Published in: PHP

URL: http://function-code.blogspot.com/2013/10/url-email-ip-validation-with-php.html
Simple PHP functions to validate url, email address and ip, functions will return TRUE for valid data and FALSE for invalid data.
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<?php function is_valid_url($url){ $p1 ='/(http|https|ftp):\/\/[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(\/.*)?$/i'; } function is_valid_email($email){ if (filter_var($email, FILTER_VALIDATE_EMAIL)) return true; else return false; } function is_valid_ip($ip){ if (filter_var($ip, FILTER_VALIDATE_IP)) return true; else return false; } ?>
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