Hi guys,
does anyone know how to test for a regular expression - i want to include it in a script to make sure the variable is a regexp
cheers (3 Replies)
Hi guys,
does anyone know how to test for a regular expression - i want to include it in a script to make sure the variable is a regexp
cheers (1 Reply)
I'd like to know if there is a catchall line for renaming the following patterns:
s01e03 -> 01x03
s4e9 -> 04x09
s10e08 ->10x08
and possibly even:
318 -> 03x18
1002 ->10x02
if its the first 3 or first digit number in the string.
thanks! (0 Replies)
Good Day,
Im new to scripting especially awk and sed. I just would like to ask help from you guys about a sed command that prints the line immediately after a regexp, but not the line containing the regexp.
sed -n '/regexp/{n;p;}' filename
What if my regexp is 3 word or a sentence. Im... (3 Replies)
Dear all
i have the code which print 1 line of context before and after regexp, with line number
sed -n -e '/regexp/{=;x;1!p;g;$!N;p;D;}' -e h
the code work well but any one can tell me what each letter mean {=;x;1!p;g;$!N;p;D;}
also how i can print 2 line before and onle line after ... (2 Replies)
Hi all,
I'm not clear of this regexp command:
regexp {(\S+)\/+$} $String match GetString
From my observation and testing,
if $String is abc/def/gh
$GetString will be abc/def
I don't understand how the /gh in $String got eliminated.
Please help. Thanks (2 Replies)
I have test string value , something like the one below
str='KUAMRJIT|GHOSH'
If I type
echo $str | grep -o -e '\|+'
it doesnt give me anything .
But on the contrary
echo $str | grep -o -e '|'
display the only one pipe character(|) thats there in the string above .
The way I understood Unix... (8 Replies)
I would like to extract "1333 Fairlane" given the below text.
The word "Building:" is always present. The wording between Building and the beginning of the address can be almost anything. It appears the the hyphen is there most of the time.
Campus: Fairlane Business Park
Building:... (9 Replies)
MAILDIR-FILTER(1) General Commands Manual MAILDIR-FILTER(1)NAME
maildir-filter - program to filter mail in Maildir folders.
SYNOPSIS
maildir-filter -r <regexp> [-d ./Maildir/.folder | -b] [-D] [-p] [-i] [-V] [-n] [-H]
DESCRIPTION
maildir-filter is used to filter messages in Maildir folders. It reads the message from stdin and used qmail's exit conde conventions, so
it can work from your .qmail file. It can be used to bounce, deliver or just send messages do /dev/null.
OPTIONS
The programs follow the usual GNU command line syntax. A summary of options are included below.
-r <regexp>
Use this regexp to match the message. It follows perl syntax.
-D turn on a few debug messages
-b bounce if matches
-p print messa to stdout
-i case insensitive match
-V print version and exit
-n negate regexp (!~ m// in perl talk)
-H only try to match the headers
-k kill the message
SEE ALSO dot-qmail(5)AUTHOR
This manual page was written by Marcelo Bezerra <mosca@mosca.yi.org>.
MAILDIR-FILTER(1)