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My First App

ZefengYu edited this page Jan 4, 2017 · 7 revisions

1. 区分Debug 和 Release模式

XCode8之前 swift也支持类似C语言一样的Macro 操作步骤:

  1. Target
  2. Build setting
  3. Swift Compiler - Custom Flags
  4. Debug,添加-D DEBUG XCode8之后 Active Compilation Conditions Debug,添加DEBUG,不加-D
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