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keremvatandas/any.swift

Created February 19, 2019 18:55
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  1. keremvatandas created this gist Feb 19, 2019.
    17 changes: 17 additions & 0 deletions any.swift
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,17 @@
    func printAddress<T>(of pointer: UnsafePointer<T>) {
    print(pointer)
    }

    var ival: Int = 3
    printAddress(of: &ival) // 0x00000001003edec0
    var anyType: Any

    anyType = ival
    printAddress(of: &anyType) // 0x00000001003edec8
    // anyType ival nesnesini gostermiyor, ival nesnesinin kopyasini gosteriyor

    // Hemen ival nesnesinde degisiklik yapiyorum
    ival = 999

    // Eger anyType ival nesnesini gosteriyorsa degeri 999 olmasi gerekiyor
    print(anyType as! Int) // 3 degerini gosteriyor