What number distinctive annotations is accessible in Objective-C?

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pink

by pink , in category: Technology , a month ago

What number distinctive annotations is accessible in Objective-C?

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1 answer

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by leonor , a month ago

Here are the following distinctive annotations that are accessible in Objective C:

  • _Null_unspecified, which bridges to a Swift certainly unwrapped optional. This is the default.
  • _Nonnull, the esteem won’t be nil it bridges to a customary reference.
  • _Nullable a value can be nil; it bridges to a discretionary.
  • _Null_resettable this value can never be nil, when perused however you can set it to know to reset it. This just applies property.