Unlock
 
Removes a previous access restriction (lock) on a file

Syntax

Unlock #filenum, record
Unlock #filenum, start To end

Parameters

filenum
The file number used to Open the file.
record
The record (Random files) to unlock.
start
The first byte position (Binary files) in a range to unlock.
end
The last byte position (Binary files) in a range to unlock.

Description

Unlock removes the temporary access restriction set by Lock.

It is strongly recommended to use the same arguments used in the previous Lock.

Example

For an example see Lock.

Differences from QB

  • Currently, FB cannot implicitly unlock the entire file
  • In Random mode, FB cannot unlock a range of records


See also