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iOS Programming: The Big Nerd Ranch Guide, 6th Edition by Aaron Hillegass, Christian Keur

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For the More Curious: Navigating Implementation Files

Both of your view controllers have quite a few methods in their implementation files. To be an effective iOS developer, you must be able to go to the code you are looking for quickly and easily. The source editor jump bar in Xcode is one tool at your disposal (Figure 15.15).

Figure 15.15  Source editor jump bar

Screenshot shows the source editor jump bar in Xcode.

The jump bar shows you where exactly you are within the project (and ...

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