文件操作 - PROJECT_NAME.rst
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文件: /usr/share/cmake3/Help/variable/PROJECT_NAME.rst
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PROJECT_NAME ------------ Name of the project given to the project command. This is the name given to the most recently called :command:`project` command in the current directory scope or above. To obtain the name of the top level project, see the :variable:`CMAKE_PROJECT_NAME` variable.
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