how to add ARC in between of project

Question

I am creating iPhone app and in between I need to use SDWebImage. For this I need to use ARC.

Any idea how to add ARC in between in project?

Note:

Answer 1

Select Project Form Project Manager
  |
  | 
  Targets
       |
       |
     Build Phases
          |
          |
        Compile Sources
                |
                |
            Select File that you Want to crate as ARC. (You can also Select Multiple File name from here)
                        |
                        |
                    Press "ENTER" key
                           |
                           |
                      Popup Box/Window is displayed 
                               |
                               |
                            Write here - '-fno-objc-arc'
                                    |
                                    |
                                And again Press 'ENTER' key.

Your selected file is being ARC.