Member Declarations

Variable Members

var myFirstName = "Mark" // Implicit - Will make variable a string
var myLastName: String = "Moeykens" // Explicit
var accountBalance: Float = 5012.123456
var measure: Double = 1.123456789012345
var isBlogging = true // Implicitly converts "isBlogging" to boolean

Constant Members 

 
let thing = "tree"
thing = "stone" // This is invalid