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IP屬地：黑龍江
Closure basics Shorthand syntax Shorthand syntax Closures with no return...
CREATING SETS let setOne: Set let someArray = [1, 2, 3, 1] var someSet: ...
CREATING DICTIONARIES var namesAndScores = ["Anna": 2, "Brian": 2, "Crai...
CREATING ARRAYS ACCESSING ELEMENTS MANIPULATING ELEMENTS REMOVING ELEMEN...
Optionals var name = "Matt Galloway"var age = 30var occupation = "Softwa...