Thanks Yoda,
I was looking for something like this
, it worked great, but it is also removing exiting empty lines, but that is fine in this case,
- && NF : worked and seems it removed empty lines.
Scrutinizer ,
I dont wanted to use grep -v, as wanted to pass in one awk statement. Thanks again...
Jotne, This worked great as well,
,
But surprised it leaves only one blank line on the data file, after it removed all starting hash and blank lines.
Thanks all. .
In perl I want to do remove the top line of my input file then process the next line. I want to do something like
head -1 inputfile > temp
grep -v temp inputfile > newinputfile
cp newinputfile inputfle
is this possible in perl? (3 Replies)
Ok. I'm just starting to use AWK and I have a question. Here's what I'm trying to do:
uname -n returns the following on my box:
ftsdt-svsi20.si.sandbox.com
I want to pipe this to an AWK statement and make it only print:
svsi20
I tried:
uname -n | awk '{ FS = "." ; print $1 }'
... (5 Replies)
I am working with bash on HP-UX server at school.
As practice for scripting, I am trying to make a pretend server admin script that adds a user to the system, deletes a user from the system, and lists all users of the pretend system. I have accomplished this with a select loop. Adding users, and... (2 Replies)
I have a script with this statement:
/usr/xpg4/bin/awk -F"" 'NR==FNR{s=$2;next}{printf "%s\"%s\"\n", $0, s}' LOOKUP.TXT finallistnew.txt >test.txt
I want to include logic or an additional step that says if there is no data in field 3, move the whole line out of test.txt into an additional... (9 Replies)
hello
I have a file with lines of info separated with "|"
I want to amend the second field of the last line, using AWK
my problem is with geting awk to return the last line
this is what I am using
awk 'END{ print $0 }' myFile
but I get an empty result
I tried the... (13 Replies)
Hi fellow linux-ers,
I have a quick question for you. I have the following text, which I would like to modify:
10 121E(121) 16 Jan
34S 132E 24 Feb
42 176E(176) 18 Sep
21S 164E 25 May
15 171W(-171) 09 Jul
How can I do the following 2 modifications using sed and/or awk?
1. in 1st column,... (1 Reply)
gawk 'BEGIN{count=0} /^Jan 5 04:33/,0 && /fail/ && /09x83377/ { count++ } END { print count }' /var/log/syslog
what is wrong with this code? i want to search the strings "fail" and "09x83377" from all entries. im grabbing all entries in the log starting from Jan 5 04:33 to the end of the... (3 Replies)
Hi all,
I've got a file that has 12 fields. I've merged 2 files and there will be some duplicates in the following:
FILE:
1. ABC, 12345, TEST1, BILLING, GV, 20/10/2012, C, 8, 100, AA, TT, 100
2. ABC, 12345, TEST1, BILLING, GV, 20/10/2012, C, 8, 100, AA, TT, (EMPTY)
3. CDC, 54321, TEST3,... (4 Replies)
I am trying to use awk to identify and print out records in fields that are empty along with which line they are in. I hope the awk below is close, it runs but nothing results. Thank you :).
awk
awk -F'\t' 'FNR==NR ~ /^*$/ { print "NR is empty" }' file
file
123 GOOD ID 45... (3 Replies)
Discussion started by: cmccabe
3 Replies
LEARN ABOUT DEBIAN
viewperl
VIEWPERL(1) User Commands VIEWPERL(1)NAME
viewperl - quickly view syntax highlighted Perl code
SYNOPSIS
viewperl [OPTION]... FILE...
DESCRIPTION
View a Perl source code file, syntax highlighted.
-c, --code=CODE
view CODE, syntax highlighted
-l, --lines
display line numbers
-L, --no-lines
supress display of line numbers (default)
-m, --module=FILE
consider FILE the name of a module, not a file name
-n, --name
display the name of each file (default)
-N, --no-name
supress display of file names (implied by --no-reset)
-p, --pod
display inline POD documentation (default)
-P, --no-pod
hide POD documentation (line numbers still increment)
-r, --reset
reset formatting and line numbers each file (default)
-R, --no-reset
supress resetting of formatting and line numbers
-s, --shift=WIDTH
set tab width (default is 4)
-t, --tabs
translate tabs into spaces (default)
-T, --no-tabs
supress translating of tabs into spaces
--help display this help and exit
Note that module names should be given as they would appear after a Perl `use' or `require' statement. `Getopt::Long', for example.
Each string given using -c is considered a different file, so line number and formatting resets will apply.
View a Perl source code file, syntax highlighted.
-c, --code=CODE
view CODE, syntax highlighted
-l, --lines
display line numbers
-L, --no-lines
supress display of line numbers (default)
-m, --module=FILE
consider FILE the name of a module, not a file name
-n, --name
display the name of each file (default)
-N, --no-name
supress display of file names (implied by --no-reset)
-p, --pod
display inline POD documentation (default)
-P, --no-pod
hide POD documentation (line numbers still increment)
-r, --reset
reset formatting and line numbers each file (default)
-R, --no-reset
supress resetting of formatting and line numbers
-s, --shift=WIDTH
set tab width (default is 4)
-t, --tabs
translate tabs into spaces (default)
-T, --no-tabs
supress translating of tabs into spaces
--help display this help and exit
Note that module names should be given as they would appear after a Perl `use' or `require' statement. `Getopt::Long', for example.
Each string given using -c is considered a different file, so line number and formatting resets will apply.
viewperl August 2007 VIEWPERL(1)