Indicates whether the file has been modified since it was last written to disk.
This property returns True if the change count has increased since the last time the file was written to disk.
After reading a file, TestStand may perform automatic type conversions and modify the file. For these files, this property returns True after the file is read from disk. The PropertyObjectFile.IsModifiedByUser property only returns True if the file is modified and TestStand did not perform all of the modifications.