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CFBagCreateCopy(_:_:)

Creates an immutable bag with the values of another bag.

Declaration

func CFBagCreateCopy(_ allocator: CFAllocator!, _ theBag: CFBag!) -> CFBag!

Parameters

  • allocator:

    The allocator to use to allocate memory for the new bag and its storage for values. Pass NULL or kCFAllocatorDefault to use the current default allocator.

  • theBag:

    The bag to copy. The pointer values from theBag are copied into the new bag. However, the values are also retained by the new bag. The count of the new bag is the same as the count of theBag. The new bag uses the same callbacks as theBag.

Return Value

A new bag that contains the same values as theBag, or NULL if there was a problem creating the object. Ownership follows the The Create Rule.

See Also

Creating a Bag