✨Clamped
將變數限制在指定的範圍 (ClosedRange) 裡面。
@propertyWrapper
public struct Clamped<T: Comparable> {
private var _value: T
private let _range: ClosedRange<T>
public init(wrappedValue: T, in range: ClosedRange<T>) {
self._value = wrappedValue.clamped(in: range)
self._range = range
}
public var wrappedValue: T {
get { _value }
set { _value = newValue.clamped(in: _range) }
}
}
Swift ⟩ Standard Lib ⟩
is a Property Wrappers.
similar to UnitInterval.
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