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Swift 中指针的使用 Unsafe[Mutable]Pointer

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google swift pointer

Unsafe Swift: Using Pointers And Interacting With C

Swift3 Unsafe[Mutable]Pointer

swift 指针学习记录

Array -> UnsafeMutablePointer -> Array

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// swift 4.2
var initalArray = [1, 2, 3]
let pointer = UnsafeMutablePointer<Int>(&initalArray)
let array = Array(UnsafeBufferPointer(start: pointer, count: initalArray.count))
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