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<?php $lookup = ['symbol', 'letter', 'number', 'space']; $tests = ['A', 'z', '+', '0', 'ǻ', 'Ͱ', ' ', '₉']; foreach ($tests as $test) { $index = preg_match('~(\pL)|(\pN)|(\pZ)~u', $test, $out) ? array_key_last($out) : 0; echo "{$test}: {$lookup[$index]}\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
A: letter z: letter +: symbol 0: number ǻ: letter Ͱ: letter : space ₉: number

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