// Using a string literal as an initial value for // a constant or variable let helloWorld = "Hello, World!"
// Using a multiline string literal to span // over several Lines let helloWorldProgram = """ A "Hello, World!" program generally is a computer program that outputs or displays the message "Hello, World!" """
// Empty string let emptyString = "" // Using string Literal // Initializer syntax let anotherEmptyString = String()
// Mutating a string var mutableString = "Swift" mutableString += " is awesome!"
// String interpolation // Interpolating a Double print("The value is (double)”) // Interpolating a String print("This is my opinion: (mutableString)”)