The number of bits used for the underlying binary representation of values of this type.
Required. Default implementation provided.
- Xcode 9.0+
- Swift Standard Library
An unsigned, fixed-width integer type can represent values from 0 through
(2 ** bit, where
** is exponentiation. A signed, fixed-width integer type can represent values from
-(2 ** (bit through
(2 ** (bit. For example, the
Int8 type has a
bit value of 8 and can store any integer in the range