🅿️FloatingPoint
完整支援「加減乘除」的協定。
.decimalPlaces() - 限制小數顯示位數。
floating +−⨉÷ int - 與 Int 做四則運算。
// 🅿️ FloatingPoint
protocol FloatingPoint {
// instance properties
var sign: FloatingPointSign { get }
var exponent: Self.Exponent { get }
var significand: Self { get }
// type properties
static var radix: Int { get }
}
inherited by BinaryFloatingPoint.
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