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<?php class test{ const X = 10; static function dotest(){ $arr = array(0 => 5, 1=>12, 2=>7, 3=>5, 4, 13); $valid = array_filter( $arr, function( $item ){ return ( $item < self::X ); }); var_dump($valid); } } test::dotest();
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { [0]=> int(5) [2]=> int(7) [3]=> int(5) [4]=> int(4) }

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