--TEST-- Test array_key_exists() function : usage variations - Pass different data types to $search arg --FILE-- --EXPECTF-- *** Testing array_key_exists() : usage variations *** -- Iteration 1 -- Warning: array_key_exists() expects parameter 2 to be array, integer given in %s on line %d NULL -- Iteration 2 -- Warning: array_key_exists() expects parameter 2 to be array, integer given in %s on line %d NULL -- Iteration 3 -- Warning: array_key_exists() expects parameter 2 to be array, integer given in %s on line %d NULL -- Iteration 4 -- Warning: array_key_exists() expects parameter 2 to be array, integer given in %s on line %d NULL -- Iteration 5 -- Warning: array_key_exists() expects parameter 2 to be array, float given in %s on line %d NULL -- Iteration 6 -- Warning: array_key_exists() expects parameter 2 to be array, float given in %s on line %d NULL -- Iteration 7 -- Warning: array_key_exists() expects parameter 2 to be array, float given in %s on line %d NULL -- Iteration 8 -- Warning: array_key_exists() expects parameter 2 to be array, float given in %s on line %d NULL -- Iteration 9 -- Warning: array_key_exists() expects parameter 2 to be array, float given in %s on line %d NULL -- Iteration 10 -- Warning: array_key_exists() expects parameter 2 to be array, null given in %s on line %d NULL -- Iteration 11 -- Warning: array_key_exists() expects parameter 2 to be array, null given in %s on line %d NULL -- Iteration 12 -- Warning: array_key_exists() expects parameter 2 to be array, boolean given in %s on line %d NULL -- Iteration 13 -- Warning: array_key_exists() expects parameter 2 to be array, boolean given in %s on line %d NULL -- Iteration 14 -- Warning: array_key_exists() expects parameter 2 to be array, boolean given in %s on line %d NULL -- Iteration 15 -- Warning: array_key_exists() expects parameter 2 to be array, boolean given in %s on line %d NULL -- Iteration 16 -- Warning: array_key_exists() expects parameter 2 to be array, string given in %s on line %d NULL -- Iteration 17 -- Warning: array_key_exists() expects parameter 2 to be array, string given in %s on line %d NULL -- Iteration 18 -- bool(false) -- Iteration 19 -- Warning: array_key_exists() expects parameter 2 to be array, string given in %s on line %d NULL -- Iteration 20 -- Warning: array_key_exists() expects parameter 2 to be array, string given in %s on line %d NULL -- Iteration 21 -- Warning: array_key_exists() expects parameter 2 to be array, string given in %s on line %d NULL -- Iteration 22 -- bool(false) -- Iteration 23 -- Warning: array_key_exists() expects parameter 2 to be array, null given in %s on line %d NULL -- Iteration 24 -- Warning: array_key_exists() expects parameter 2 to be array, null given in %s on line %d NULL -- Iteration 25 -- Warning: array_key_exists() expects parameter 2 to be array, resource given in %s on line %d NULL Done