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<?php $href = "/test/link"; $file = "/media/doc/doc.pdf"; echo substr($href, -1, 1), PHP_EOL; echo pathinfo($href, PATHINFO_EXTENSION), PHP_EOL; echo substr($file, -1, 1), PHP_EOL; var_dump(empty(pathinfo($file, PATHINFO_EXTENSION)));

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46.33 ms | 402 KiB | 5 Q