Hi Karen, <snip> use strict; use warnings;
use Fcntl qw(:flock); open(F,"somefile.txt") || die $!; flock(F,LOCK_EX); # do stuff with F flock(F,LOCK_UN); close(F); </snip> If you're on windoze, don't expect it to work with 9x. Regards Toby -----Original Message----- From: Karen Liew Ying Ping [mailto:[EMAIL PROTECTED]] Sent: Friday, July 05, 2002 1:32 PM To: [EMAIL PROTECTED] Subject: Lock file Hi, is it possible to lock a file after opening it (exclusively) and prevents another person to open it? and the person can only open it after the 1st person has closed it. -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]