#pragma region lets you specify a block of code that you can expand or collapse when using the outlining feature of the Visual Studio Code Editor.
#pragma region name #pragma endregion comment
A comment that will display in the code editor.
The name of the region. This name will display in the code editor.
#pragma endregion marks the end of a #pragma region block.
A #region block must be terminated with #pragma endregion.
// pragma_directives_region.cpp #pragma region Region_1 void Test() {} void Test2() {} void Test3() {} #pragma endregion Region_1 int main() {}