Online PHP editor | output for i5KWH

Output for 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.19, 8.4.1 - 8.4.5: Deprecated: Return type of FooCountable::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/i5KWH on line 14 array: 3 string: 1 number: 1 iterator: 3 countable: 3 zero: 1 string_zero: 1 object: 1 stdClass: 1 null: 0 empty: 1 boolt: 1 boolf: 1
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30: array: 3 string: 1 number: 1 iterator: 3 countable: 3 zero: 1 string_zero: 1 object: 1 stdClass: 1 null: 0 empty: 1 boolt: 1 boolf: 1
Output for 5.6.38 - 5.6.40, 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33: used shim array: 3 used shim string: 1 used shim number: 1 used shim iterator: 3 used shim countable: 3 used shim zero: 1 used shim string_zero: 1 used shim object: 1 used shim stdClass: 1 used shim null: 0 used shim empty: 1 used shim boolt: 1 used shim boolf: 1