New in version 3.8.
Sets the <CopyToOutputDirectory> tag for a source file in a Visual Studio project file. Valid values are Never, Always and PreserveNewest.
© 2000–2020 Kitware, Inc. and Contributors
Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.19/prop_sf/VS_COPY_TO_OUT_DIR.html