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<?php function fib($num) { if ($num === 1) { return 1; } elseif ($num === 2) { return 1; } return fib($num-2) + fib($num-1); } for($i = 1; $i < 20; ++$i) { print(fib($i) . "\n"); }
Output for git.master, git.master_jit, rfc.property-hooks
1 1 2 3 5 8 13 21 34 55 89 144 233 377 610 987 1597 2584 4181

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