--TEST-- Function -- array_key_exists --SKIPIF-- <?php if (function_exists('array_key_exists')) { echo 'skip'; } ?> --FILE-- <?php require_once 'PHP/Compat.php'; PHP_Compat::loadFunction('array_key_exists'); $search_array = array("first" => 1, "second" => 4); if (array_key_exists("first", $search_array)) { echo "The 'first' element is in the array"; } ?> --EXPECT-- The 'first' element is in the array