Unity supports the platform ＃ define instruction of script

Unity Platforms that support scripting #define The instructions are as follows ：

attribute ：     function ：
UNITY_EDITOR    #define Instructions , Used to call... From game code Unity Editor script .
UNITY_EDITOR_WIN    Windows Editor code on #define Instructions .
UNITY_EDITOR_OSX    #define Instructions , be used for Mac OS X Editor code on .
UNITY_STANDALONE_OSX    #define Instructions , Used specifically for Mac OS X（ Include Universal,PPC and Intel Architecture ） compile / Execute code .
UNITY_STANDALONE_WIN    #define Instructions , Used specifically for Windows Standalone application compilation / Execute code .
UNITY_STANDALONE_LINUX    #define Instructions , Used specifically for Linux Standalone application compilation / Execute code .
UNITY_STANDALONE    #define Instructions , For any stand-alone platform （Mac OS X,Windows or Linux） compile / Execute code .
UNITY_WII    #define Instructions , Used to Wii Console compilation / Execute code .
UNITY_IOS    #define Instructions , Used to iOS Platform compilation / Execute code .
UNITY_IPHONE     It is not recommended to use . Please switch to UNITY_IOS.
UNITY_ANDROID     Apply to Android Platform #define Instructions .
UNITY_PS4    #define Operation instruction Of PlayStation 4 code .
UNITY_XBOXONE    #define Command execution Xbox One code .
UNITY_TIZEN    Tizen Platform #define Instructions .
UNITY_TVOS     Apply to Apple TV Platform #define Instructions .
UNITY_WSA    
#define Instructions for Universal Windows platform .

Besides , When targeting .NET Core And use .NET compile C＃ When you file , Will define NETFX_CORE. Script backend .

UNITY_WSA_10_0     For general use Windows Platform #define Instructions . Besides , in the light of .NET Core compile C＃ When you file , Also define WINDOWS_UWP.
UNITY_WINRT     And UNITY_WSA identical .
UNITY_WINRT_10_0     amount to UNITY_WSA_10_0
UNITY_WEBGL    #define Instructions for WebGL.
UNITY_FACEBOOK     Apply to Facebook platform （WebGL or Windows Independent ） Of #define Instructions .
UNITY_ADS    #define Instructions , Used to call... From game code Unity Ads Method .5.2 And higher .
UNITY_ANALYTICS    #define Instructions , Used to invoke Unity Analysis tools Methods in game code .5.2 And higher .
UNITY_ASSERTIONS    #define Instructions are used to assert control procedures .