Qtcreator (Visual C + + compiler) Compile-time prompt warning C4819 solution

Similar warnings often appear when compiling programs with the Qtcreator + Visual C + + compiler.

Warning C4819: The file contains characters that cannot be represented in the current code page (936). Please save the file in Unicode format to prevent data loss

This warning can be ignored, but compiling a larger project often prompts dozens of of these warnings, which is annoying.

In fact, the solution is also very simple, save our code as a utf-8 with the BOM format file can be. Qtcreator save file is in utf-8 format by default, but without BOM.
We can modify the settings so that it keeps the BOM every time it is saved. Setup methods such as:

Qtcreator (Visual C + + compiler) Compile-time prompt warning C4819 solution