July 2013
Beginner
432 pages
9h 10m
English
Content preview from Mastering Xcode: Develop and Design, Second Edition
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Chapter 12. Advanced Editing
In Chapter 5, you explored the Source editor and some of its features. In this chapter, you’ll explore a few more powerful features and familiarize yourself with some additional tips and tricks to make better use of the editor.
Renaming Symbols
The Edit All in Scope command is a simple and often overlooked editor feature. As its name suggests, you can edit a symbol name and automatically change each instance of it within the current scope at the same time.
Consider a local variable named bob. You’ve decided a variable should sound more formal, so you want to change bob to robert. Assuming bob is reused throughout the current scope of a long method, it would be tedious and error-prone to find and rename each instance, ...
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