Assert::ip()Assert::ipv4()Assert::ipv6()Assert::notRegex()Assert::interfaceExists()Assert::isList()Assert::isMap()__toString()Assert::minCount()Assert::maxCount()Assert::countBetween()Assert::isCountable()Assert::notWhitespaceOnly()Assert::natural()Assert::notContains()Assert::isArrayAccessible()Assert::isInstanceOfAny()Assert::isIterable()stringNotEmpty will no longer report "0" is an empty stringAssert::isTraversable() in favor of Assert::isIterable()Assert::throws()Assert::count()Assert::reportInvalidArgument() for custom subclassesAssert::object()Assert::propertyExists()Assert::propertyNotExists()Assert::methodExists()Assert::methodNotExists()Assert::uuid()