Hi Ary, On Friday 21 Jan 2011 17:39:48 Ary Kleinerman wrote: > Shlomi, > > On Fri, Jan 21, 2011 at 12:13 PM, Shlomi Fish <shlo...@iglu.org.il> wrote: > > Hi Ary, > > > > On Friday 21 Jan 2011 16:01:36 Ary Kleinerman wrote: > > > A simple way: > > > > > > #!/usr/bin/perl -w > > > open FILE, ">>file.txt"; > > > print FILE "line1\n"; > > > print FILE "line2\n"; > > > print FILE "ENTHDR|1|3.0\n"; > > > print FILE "STAGEHDR|Barcoded\n"; > > > close FILE; > > > > This script will *append* 4 lines to "file.txt" - not prepend them and > > furthermore does not use: > > > > 1. Three args open. > > > > 2. Lexical filehandles. > > > > 3. or die after an open. > > > > 4. "use strict;" and "use warnings;". > > > > 5. Still uses the "-w" flag. > > The steve's mail, in this thread, said the following: > > "I need to add 2 lines to a file and add the following text. > > ENTHDR|1|3.0 > STAGEHDR|Barcoded" > > So... my code do exactly that. >
Yes, but the subject line reads "Script to prepend text to beginning of file", so you have not noticed that. > > As a result it suffers from many bad practices. See: > > http://perl-begin.org/tutorials/bad-elements/ > > > I only showed the idea of the code. It's assumed that echo one should > > improve it. This is the idea. But thats for this URL. I didn't know it and > It's very useful. You should not write such sub-optimal code especially not as response to beginners' questions on a beginners mailing list where they can learn bad practices from it. Regards, Shlomi Fish -- ----------------------------------------------------------------- Shlomi Fish http://www.shlomifish.org/ Apple Inc. is Evil - http://www.shlomifish.org/open-source/anti/apple/ Chuck Norris can make the statement "This statement is false" a true one. Please reply to list if it's a mailing list post - http://shlom.in/reply . -- To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/
