Turn off NSLog on the console when IOS Relaese

In the iOS development process, log log is the most common use of the NSLog () function, debug by default NSLog () will output log to the console display, and app released after we do not need to display the log, The strategy at this point is not to display or write log to the log file.

The following methods can be used to directly turn off nslog so that it does not appear on the console.

The code is as follows	Copy Code
// Close all NSLog () // #ifdef __optimize__ # define NSLOG (...) {} #else # define NSLOG (...) NSLog (__va_args__) #endif

The above methods mainly use the Objective-c compiler __optimize__ option, Release mode will be defined in __optimize__,debug mode will not