swift variable in a string
let x = 10
let string = "x equals (x) and you can also put expressions here (5*2)"swift variable in a string
let x = 10
let string = "x equals (x) and you can also put expressions here (5*2)"declare 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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