| fun box(): String { |
| val n: Any? = null |
| |
| val intV: Any? = 23 |
| val floatV: Any? = 23.4F |
| val doubleV: Any? = 23.45 |
| val longV: Any? = 234L |
| val stringV: Any? = "foo" |
| val booleanV: Any? = true |
| val functionV: Any? = { x: Int -> x + 1 } |
| |
| if (n !is Int?) return "fail: null !is Int?" |
| if (n !is Float?) return "fail: null !is Float?" |
| if (n !is Double?) return "fail: null !is Double?" |
| if (n !is String?) return "fail: null !is String?" |
| if (n !is Boolean?) return "fail: null !is Boolean?" |
| if (n !is Function1<*, *>?) return "fail: null !is Function?" |
| |
| if (n is Int) return "fail: null is Int" |
| if (n is Float) return "fail: null is Float" |
| if (n is Double) return "fail: null is Double" |
| if (n is String) return "fail: null is String" |
| if (n is Boolean) return "fail: null is Boolean" |
| if (n is Function1<*, *>) return "fail: null is Function" |
| |
| if (intV !is Int?) return "fail: 23 !is Int?" |
| if (intV is String?) return "fail: 23 is String?" |
| |
| if (floatV !is Float?) return "fail: 23.4F !is Float?" |
| if (floatV is String?) return "fail: 23.4F is String?" |
| |
| if (doubleV !is Double?) return "fail: 23.45 !is Double?" |
| if (doubleV is String?) return "fail: 23.45 is String?" |
| |
| if (longV !is Long?) return "fail: 234L !is Long?" |
| if (longV is String?) return "fail: 234L is String?" |
| |
| if (stringV !is String?) return "fail: 'foo' !is String?" |
| if (stringV is Double?) return "fail: 'foo' is Double?" |
| |
| if (booleanV !is Boolean?) return "fail: true !is Boolean?" |
| if (booleanV is Double?) return "fail: true is Double?" |
| |
| if (functionV !is Function1<*, *>?) return "fail: <function> !is Function?" |
| if (functionV is String?) return "fail: <function> is String?" |
| |
| return "OK" |
| } |
