Smart Device/Swift42 Simple Values - 상수 : let let myConstant = 42 let implicitInteger = 70 let implicitDouble = 70.0 let explicitDouble : Double = 70 - 변수 : var var myVariable = 42 myVariable = 50 - 형변환 let label = "The width is " let width = 94 let widthLabel = label + String(width) - 문자열에 변수값을 포함하는 방법 : \(value) let apples = 3 let oranges = 5 let appleSummary = "I have \(apples) apples." let fruitSummary = "I have \(apple + ora.. 2014. 6. 4. Hello, Swift print("Hello, Swift") 2014. 6. 4. 이전 1 ··· 8 9 10 11 다음