swift string concatenation
let age = 28
let name = "John"
let isAlcoholic = true
var description = "\(name) is \(age) years old and \(isAlcoholic ? "is" : "isn't") alcoholic"swift string concatenation
let age = 28
let name = "John"
let isAlcoholic = true
var description = "\(name) is \(age) years old and \(isAlcoholic ? "is" : "isn't") alcoholic"concatenate two strings in swift
var greet = "Hello, "
let name = "Jack"
// using + operator
var result = greet + name
print(result)
//using =+ operator
greet += name
print(greet)concatenate string swift
let string1 = "hello"
let string2 = " there"
var welcome = string1 + string2 // hello theredeclare empty string in swift
// Create a literal empty string
var emptyString = ""
// Create an optional string
var emptyVariable: String? // This allows this variable to have a null value, or nil in swiftCopyright © 2021 Codeinu
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