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Top Forums Shell Programming and Scripting New to Perl Mail @ sign search and replace in a file Post 302681385 by mnassiri on Friday 3rd of August 2012 10:24:13 AM
Old 08-03-2012
New to Perl Mail @ sign search and replace in a file

HI

I'm terribly new to perl .. I;ve been trying to use this command to search and replace entries in a file

I tried this and it works
Code:
perl -p -i -e 's/old/new/' filename

Problem is that I have a list of email addresses and I need to serach and replace the entire email address as my users changes their email addresses often , sometime I have to add an email adress in the middle of these or end of line ..

sample of entries in my file .. all email addressss are sepearted by comma
over 100 emails in it

joe.1@uuu.com,joe.2@uuu.net


If I use %s/old/new/ in VI session I can replace an entry

first problem:

When I use this perl command it fails .. I have no idea how to esape the
@ sign

Code:
perl -p -i -e  's/old@uuu.net/new@uuu.com' filename


Can someone help me with this?

I'm using Linux Environment
Moderator's Comments:
Mod Comment Code tags for code, please.

Last edited by Corona688; 08-03-2012 at 11:49 AM..
 

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XDG-EMAIL(1)															      XDG-EMAIL(1)

NAME
xdg-email - command line tool for sending mail using the user's preferred e-mail composer SYNOPSIS
xdg-email [--utf8] [--cc address] [--bcc address] [--subject text] [--body text] [--attach file] [mailto-uri address(es)] xdg-email {--help --manual --version} DESCRIPTION
xdg-email opens the user's preferred e-mail composer in order to send a mail to address(es) or mailto-uri. RFC2368 defines mailto: URIs. xdg-email limits support to, cc, subject and body fields in mailto-uri, all other fields are silently ignored. address(es) must follow the syntax of RFC822. Multiple addresses may be provided as separate arguments. All information provided on the command line is used to prefill corresponding fields in the user's e-mail composer. The user will have the opportunity to change any of this information before actually sending the e-mail. xdg-email is for use inside a desktop session only. It is not recommended to use xdg-email as root. See http://portland.freedesktop.org/EmailConfig for information on how the user can change the e-mail composer that is used. OPTIONS
--utf8 Indicates that all command line options that follow are in utf8. Without this option, command line options are expected to be encoded according to locale. If the locale already specifies utf8 this option has no effect. This option does not affect mailto URIs that are passed on the command line. --cc address Specify a recipient to be copied on the e-mail. --bcc address Specify a recipient to be blindly copied on the e-mail. --subject text Specify a subject for the e-mail. --body text Specify a body for the e-mail. Since the user will be able to make changes before actually sending the e-mail, this can be used to provide the user with a template for the e-mail. text may contain linebreaks. --attach file Specify an attachment for the e-mail. file must point to an existing file. Some e-mail applications require the file to remain present after xdg-email returns. --help Show command synopsis. --manual Show this manualpage. --version Show the xdg-utils version information. ENVIRONMENT VARIABLES
xdg-email honours the following environment variables: XDG_UTILS_DEBUG_LEVEL Setting this environment variable to a non-zero numerical value makes xdg-email do more verbose reporting on stderr. Setting a higher value increases the verbosity. EXIT CODES
An exit code of 0 indicates success while a non-zero exit code indicates failure. The following failure codes can be returned: 1 Error in command line syntax. 2 One of the files passed on the command line did not exist. 3 A required tool could not be found. 4 The action failed. 5 No permission to read one of the files passed on the command line. CONFIGURATION
Visit http://portland.freedesktop.org/EmailConfig for information how to configure xdg-email to use the email client of your choice. EXAMPLES
xdg-email 'Jeremy White <jwhite@example.com>' xdg-email --attach /tmp/logo.png --subject 'Logo contest' --body 'Attached you find the logo for the contest.' 'jwhite@example.com' xdg-email --subject 'Your password is about to expire' 'jwhite@example.com' 'bastian@example.com' 'whipple@example.com' AUTHOR
Kevin Krammer, Jeremy White. <kevin.krammer@gmx.at> <jwhite@codeweavers.com> xdg-utils 1.0 06/24/2007 XDG-EMAIL(1)
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