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Objective C MCQs

Which of the following is a correct sample of block implementation in Objective-C?

`void (simpleBlock)(void) = {NSLog(@"This is a block");};`

`void (^simpleBlock)(void) = ^{NSLog(@"This is a block");};`

`void (~simpleBlock)(void) = ~{NSLog(@"This is a block");};`

`void ($simpleBlock)(void) = ${NSLog(@"This is a block");};`

Answer

Correct Answer: `void (^simpleBlock)(void) = ^{NSLog(@"This is a block");};`

Explanation:

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