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API > API/Developer > API/Developer/DirectoryWatcher > API/Developer/DirectoryWatcher/FAsyncDirectoryReader
References
| Module | DirectoryWatcher |
| Header | /Engine/Source/Developer/DirectoryWatcher/Public/FileCache.h |
| Include | #include "FileCache.h" |
void SetMatchRules
&40;
const FMatchRules & InRules
&41;
Remarks
Set what files are relevant to this reader. Calling this once the reader starts results in undefined behaviour.