아키텍처1 아키텍처와 컴포지션 import UIKit let result = [1, 2, 3].map { $0 + 1 }.map { "만 \($0) 살"} print(result) let num: Int? = nil let result2 = num.map { $0 + 1 } print(result2) let myResult: Result = .success(2) let result3 = myResult.map { $0 + 1 } //1. Generic 타입 /* optional -> enum Optional sequence -> associatedtype Element result -> enum Result where Failure : Error publisher -> associatedtype Output */ //2. Transf.. 2022. 6. 4. 이전 1 다음