how to make a dictionary in swift code example

Example 1: create dictionary swift

var someDict:[String:Int] = ["One":1, "Two":2, "Three":3] // creates dictionary
var someVar = someDict["One"] // accesses the value of key "One"

print("The value of key = One is \(someVar)")

Example 2: dictionary in swift

var someDict = [KeyType: ValueType]()