3v4l.org

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<?php $url = 'https://example.com/pathurl'; $bits = parse_url($url); $sub = strtok($bits['host'], '.'); echo $sub . PHP_EOL; $url = 'https://subdomain.example.com/pathurl'; $bits = parse_url($url); $sub = strtok($bits['host'], '.'); echo $sub . PHP_EOL;

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