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iOS Objective-C Basics (Retired) Foundation Framework NSNumber

Zbyszek Pietras
Zbyszek Pietras
640 Points
Posted by Zbyszek Pietras
Zbyszek Pietras
640 Points

initializing NSNumber difference

how is difference between initializng NSNumber object with

NSNumber *alpha; alpha = [[NSNumber alloc] initWithFloat: 3.54];

and

NSNumber *alpha = @3.54 ?

and

NSNumber *alpha = [NSNumber initWithFloat: 3.54];

Can I use any way from these above?