To compile X++ code, open the code in the Code editor and press F7, or press the Compile icon.
If you are using the Version Control system for Microsoft Dynamics AX, the X++ compiler is also activated when you check an object in.
The compiler output window is described in the online Help. For the Help topic about the compiler output window, see Compiler Output Form. Or for information about theSysCompilerOutput class, you can use the Application Object Tree (AOT). Highlight the node Classes > SysCompilerOutput, and then press F1. This starts a web browser that opens to a Help topic for the class.
You can change the appearance and content of the compiler output window by using the compiler setup form that is available by clicking the menu Tools > Options > Development >Compiler. This starts the Compiler setup form. You can use the Compiler setup form to change the warning levels that are reported to the compiler output window, or to choose whether cross-reference is updated during each compile.