array.swift

var values: [Int] = [0, 1, 2, 3]
print(values)
print("Values count : \(values.count)")

// print(values[9]) index out of range

// [0, 1, 2, 3]
// Values count : 4

//Empty Array
var emptyArray: [Int] = []
print(emptyArray)
print(emptyArray.count)

// []
// 0