Assignment Operator
let (x, y) = (1, 2)Arithmetic Operators
let str = "Hello" + "World" // '+' operator
Remainder Operator. The sign of b is ignored for negative values of b. This means that a%b and a%-b always give the same answer.
let remains = 8%2.5 // 0.5
++ and -- can be used for any integer and floating-point type.
let minusSix = -6
let alsoSix = +minusSix // -6, '+' does not do anything
-
Nil Coalescing Operator
a ?? b // a is optional, b is the actual type of a
a != nil ? a! : blet str: String = "Hello" var str1: String?// default set to nil var str2 = str1 ?? str // Hello, since str1 is nil -
Range Operator
for i in 1...5 {
print(i)
}//1 2 3 4 5for i in 1..<5 { print(i) }// 1 2 3 4
