What is optional binding?


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More Apple iOS Swift Interview Questions

What is closure in swift?

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What is a string swift?

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What is hashable in swift?

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List some control transfer statements used in swift?

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Who invented swift code?

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What is de-initializer and how it is written in Swift?

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What language is swift written?

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Explain the different features of swift programming language?

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What is mutating keyword in swift?

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Why swift is safe?

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