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<?php function sum(float ...$numbers) : float { $_intsum = null; $intsum = function ($sum, array $numbers) use(&$_intsum) { $number = array_shift($numbers); $sum += $number; return $_intsum($sum, $numbers); }; $_intsum = $intsum; return $intsum(0, $numbers); } echo sum(1, 2, 3, 4); echo PHP_EOL; echo sum(1.5, 2, 3, 4); echo PHP_EOL; try { sum('a', 'b', 'c'); } catch (Error $e) { echo $e->getMessage(); }
Output for git.master, rfc.property-hooks
Fatal error: Out of memory (allocated 35651584 bytes) (tried to allocate 262144 bytes) in /in/kOjTC on line 8 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for git.master_jit
Fatal error: Out of memory (allocated 18874368 bytes) (tried to allocate 4096 bytes) in /in/kOjTC on line 8 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.

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