compiler-hate

compilerhate.swift

// This does not work
var myString                           // we get a compiler error

// This is how it should be written
var myLastName: String


var myAge: Int
// You can, and should, use the type declaration with initial values
// so you know exactly what the value should be later on
var totalMiles: Double = 5.0
var glassesOfWater: Float = 7.0

// Warning: If you use a decimal value without using a type
// declaration it will default to a Double type in Swift 
var glassesOfWater = 7.0 // same as var glassesOfWater: Double = 7.0

// constants also can use type declaration; what type should this
// be?
let starDateBirthDay = 47457.1