Swift 5: Get Binary Data size by Kb, Mb etc ...

Data+GetSize.swift

extension Data {

	var bytes: Int64 {
		.init(self.count)
	}

	public var kilobytes: Double {
		return Double(bytes) / 1_024
	}

	public var megabytes: Double {
		return kilobytes / 1_024
	}

	public var gigabytes: Double {
		return megabytes / 1_024
	}

	public func getReadableUnit() -> String {

		switch bytes {
			case 0..<1_024:
				return "\(bytes) bytes"
			case 1_024..<(1_024 * 1_024):
				return "\(String(format: "%.2f", kilobytes)) kb"
			case 1_024..<(1_024 * 1_024 * 1_024):
				return "\(String(format: "%.2f", megabytes)) mb"
			case (1_024 * 1_024 * 1_024)...Int64.max:
				return "\(String(format: "%.2f", gigabytes)) gb"
			default:
				return "\(bytes) bytes"
		}
	}
}