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<?php $value = 53; $items = array(1, 22, 77, 53, 34, 51, 56); $runtimes = 0; function find($needle, array $haystack, $cursor = 0) { $GLOBAL['runtimes'] ++; if (!isset($haystack[$cursor])) { return false; } if ($needle === $haystack[$cursor]) { return $cursor; } return find($needle, $haystack, $cursor + 1); } $retval = find($value, $items); printf($runtimes . PHP_EOL); var_dump($retval);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $GLOBAL in /in/KH48E on line 8 Warning: Undefined array key "runtimes" in /in/KH48E on line 8 Warning: Undefined variable $GLOBAL in /in/KH48E on line 8 Warning: Undefined array key "runtimes" in /in/KH48E on line 8 Warning: Undefined variable $GLOBAL in /in/KH48E on line 8 Warning: Undefined array key "runtimes" in /in/KH48E on line 8 Warning: Undefined variable $GLOBAL in /in/KH48E on line 8 Warning: Undefined array key "runtimes" in /in/KH48E on line 8 0 int(3)

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