Creates a new instance from the given value, if it can be represented exactly.
SDK
Framework
init?<Source>(exactly value: Source) where Source : BinaryvalueA floating-point value to be converted.
If the given floating-point value cannot be represented exactly, the result is nil.
init?<Source>(exactly: Source)Creates a new value, if the given integer can be represented exactly.
init?(exactly: Double)Creates a new instance initialized to the given value, if it can be represented without rounding.
init?(exactly: Float)Creates a new instance initialized to the given value, if it can be represented without rounding.
init?(exactly: Float80)Creates a new instance initialized to the given value, if it can be represented without rounding.