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