File :: unlock - Unlock file positions
The function returns false , when an error occurs while unlocking the file (file not opened, file not locked) and true when being unlocked successfully.
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 :: unlock ( int64 iPosition64, int32 iLenght )
The function unlocks iLength bytes at file position iPosition64 . The file must have been opened and the positions have to be locked before. 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)