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<!DOCTYPE html> <html> <body> <?php // Variable to check $url = "https://www.cainiaomax.com"; // Remove all illegal characters from a url $url = filter_var($url, FILTER_SANITIZE_URL); // Validate url if (filter_var($url, FILTER_VALIDATE_URL)) { echo("$url is a valid URL"); } else { echo("$url is not a valid URL"); } ?> </body> </html>
https://www.cainiaomax.com is a valid URL
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