$datacapture = `$command`; $successorfailure = $?;
----- Original Message ----- From: <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> Cc: <[EMAIL PROTECTED]> Sent: Wednesday, November 28, 2001 4:57 PM Subject: RE: Redirecting STDOUT to a variable... > Hi > Thanks, but I need to preserve the value returned by $mycommand also. I > guess using backticks won't allow me to do that . > Mostly what I need to do is read from STDOUT into a variable. But I don't > know how to do that. > Mayank > > -----Original Message----- > From: Brett W. McCoy [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, November 28, 2001 11:56 AM > To: [EMAIL PROTECTED] > Cc: [EMAIL PROTECTED] > Subject: Re: Redirecting STDOUT to a variable... > > > On Wed, 28 Nov 2001 [EMAIL PROTECTED] wrote: > > > I am looking to run a command using perl and get its return value as well > as > > its STDOUT. Currently I am doing is > > > > $result = system("$myCommand >out.txt"); > > open(FILE,"< out.txt"); > > > > and then processing the data from the file. This is terribly slow for my > > application. Is there some way where I can redirect the output directly to > a > > variable and not have to do the file thing. > > Certainly. Use the backtick operator to slurp all of the output at once, > use a scalar to store it all in one string, or put it into list context > and dump each line into an array. > > my $result = `$myCommand`; > my @result = `$myCommand`; > > If you think the output is going to be big, or you want to process each > line of output as it occurs, you can do this: > > open CMD, "$myCommand |" or die "couldn't fork: $!\n"; > > while(<CMD>) { > > do something if /some pattern to match/; > } > > close CMD; > > -- Brett > http://www.chapelperilous.net/ > ------------------------------------------------------------------------ > The finest eloquence is that which gets things done. > > -- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
