$email = 'example@example.com'; if(filter_var($email, FILTER_VALIDATE_EMAIL)){ //Valid email address }else{ //Invalid email address }
$input = ''; $sanitizedInput = filter_var($input, FILTER_SANITIZE_STRING);This code uses the FILTER_SANITIZE_STRING constant to remove any HTML tags or special characters from the input string. Package Library: The PHP Validator check library is a part of the PHP core, and its methods can be called directly without requiring any additional packages or libraries.