One Selector for multiple MenuItem in COcos2d
//CCMenuItem
    CCMenuItem *starMenuItem = [CCMenuItemImage
                                itemFromNormalImage:@"Button0000.png" selectedImage:@"Fork0002.png"
                                target:self selector:@selector(starButtonTapped:)];

    CCMenuItem *starMenuItem2 = [CCMenuItemImage
                                itemFromNormalImage:@"Button0001.png" selectedImage:@"Button0002.png"
                                target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem3 = [CCMenuItemImage
                                 itemFromNormalImage:@"Button0003.png" selectedImage:@"Button0004.png"
                                 target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem4 = [CCMenuItemImage
                                 itemFromNormalImage:@"Button0005.png" selectedImage:@"Button0006.png"
                                 target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem5 = [CCMenuItemImage
                                 itemFromNormalImage:@"Button0007.png" selectedImage:@"Button0008.png"
                                 target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem6 = [CCMenuItemImage
                                 itemFromNormalImage:@"Button0009.png" selectedImage:@"Button0010.png"
                                 target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem7 = [CCMenuItemImage
                                 itemFromNormalImage:@"Button0011.png" selectedImage:@"Button0012.png"
                                 target:self selector:@selector(starButtonTapped:)];

    //CCMenu
    CCMenu *starMenu = [CCMenu menuWithItems:starMenuItem,starMenuItem2,starMenuItem3,starMenuItem4,starMenuItem5,starMenuItem6,starMenuItem7,nil];

    starMenu.position = ccp(winSize.width/2  , 25);
    [starMenu alignItemsHorizontally];
    [self addChild:starMenu];


-(void)starButtonTapped:(id)sender {
if (/*press starMenuItem4*/) {
   /*do this*/
}else if(/*press starMenuItem4*/){
 /* do another thing*/
}
}

-(void)starButtonTapped:(CCMenuItem*)sender {

  switch(sender.tag) {
   case 1: // starMenuItem pressed
     /*do this*/
     break;
   case 2: // starMenuItem2 pressed
     /*do that*/
     break;
  }
}