How do I show/hide a UIBarButtonItem?

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执念已碎 2020-11-28 01:18

I created a toolbar in IB with several buttons. I would like to be able to hide/show one of the buttons depending on the state of the data in the main window.


      
      
        
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                   暗喜
                                             
                
                
                (楼主)
            
              
              
                2020-11-28 01:51
              

            
            
                        
Just Set  barButton.customView = UIView() and see the Trick
    
             
                                                        
            
            
              
                
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