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<?php function any($elements, Callable $x){ foreach($elements as $element){ if($x($element)) return true; } return false; } function all($elements, Callable $x){ foreach($elements as $element){ if(!$x($element)) return false; } return true; } function minimum($of) { return function($el) use ($of){ if($el < $of) return true; return false; }; } echo "any x <- [1, 2, 3, 4, 5] | < 5" . PHP_EOL; if(any(array(1, 2, 3, 4, 5), minimum(5))) { echo "true" . PHP_EOL; } else { echo "false" . PHP_EOL; }; echo "all x <- [1, 2, 3, 4] | < 5" . PHP_EOL; if(all(array(1, 2, 3, 4), minimum(5))) { echo "true" . PHP_EOL; } else { echo "false" . PHP_EOL; };
Output for git.master, git.master_jit, rfc.property-hooks
any x <- [1, 2, 3, 4, 5] | < 5 true all x <- [1, 2, 3, 4] | < 5 true

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