File :: locked - Is file area locked
The function returns true , when the file area contains locked positions and false otherwise. In case of an error (file not opened), the function returns false .
Return value: Success ( bool )
The value is true when the function was executed successfully. Otherwise the value is set to false .
Implementation details
bool
File  :: locked ( int64 iPosition64, int32 iLenght )
The function checks, whether any position between iPosition64 and iPosition64+iLength is locked. File positions must exist virtually, only.
- iPosition64
- Position in an area or file
The big position value usually refers to a relative position in an area or file.
- iLenght - - internal feature (not documented)