NSObject Extensions.

NSObject+Extensions.h

#import <Foundation/Foundation.h>

@interface NSObject (Extensions)

- (void)performBlock:(void (^)(void))block 
          afterDelay:(NSTimeInterval)delay; 

@end

NSObject+Extensions.m

#import "NSObject+Extensions.h"


@implementation NSObject (Extensions)


- (void)performBlock:(void (^)(void))block 
          afterDelay:(NSTimeInterval)delay 
{
    block = [block copy];
    
    [self performSelector:@selector(fireBlockAfterDelay:) 
               withObject:block 
               afterDelay:delay];
}


- (void)fireBlockAfterDelay:(void (^)(void))block
{
    block();
}


@end