Customize your log print log in PCH, in the state of debug and release, and how to introduce PCH into your project

/*

To reference a PCH to a project:

1.apple llvm7.0-language inside the precompile prefix header set to Yes

2.prefix Header: $ (srcroot)/name of your project name/your PCH file

*/

#ifndef myselfpch_pch

#define MYSELFPCH_PCH

The contents of the #ifdef __objc__//inside can only be used in. m or. mm files

#ifdef debug//Commissioning Phase

#define ZKZLOG (...) NSLog (__va_args__)

#else

#define ZKZLOG (...) Release phase

#endif

#endif

#endif/* MYSELFPCH_PCH */

Customize your log print log in PCH, in the state of debug and release, and how to introduce PCH into your project