Help with "grep", need to display several lines


 
Thread Tools Search this Thread
Top Forums UNIX for Dummies Questions & Answers Help with "grep", need to display several lines
# 8  
Old 04-03-2008
Code:
cat temp.txt | perl -ne 'if ($_ =~ m/^>586993$/){ $flag = 1}else{$flag = 0 if $_ =~ /^>/} print if $flag == 1; '

This works. Hope it helps.

ShawnMilo
# 9  
Old 04-04-2008
Sorry, but I can't get this to work either. I can run the code, but it doesn't find anything for me.
# 10  
Old 04-04-2008
Okay, I changed it a little and now it works.Smilie Thank you very much!!! Smilie
 
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. AIX

Apache 2.4 directory cannot display "Last modified" "Size" "Description"

Hi 2 all, i have had AIX 7.2 :/# /usr/IBMAHS/bin/apachectl -v Server version: Apache/2.4.12 (Unix) Server built: May 25 2015 04:58:27 :/#:/# /usr/IBMAHS/bin/apachectl -M Loaded Modules: core_module (static) so_module (static) http_module (static) mpm_worker_module (static) ... (3 Replies)
Discussion started by: penchev
3 Replies

2. UNIX for Dummies Questions & Answers

Grep : Filter/Move All The Lines Containing Not More Than One "X" Character Into A Text File

Hi All It's me again with another huge txt files. :confused: What I have: - I have 33 huge txt files in a folder. - I have thousands of line in this txt file which contain many the letter "x" in them. - Some of them have more than one "x" character in the line. What I want to achieve:... (8 Replies)
Discussion started by: Nexeu
8 Replies

3. Shell Programming and Scripting

Grep all lines with the string "TNS-" but skip those with "TNS-12514"

Platform: Oracle Linux 6.3 From a log file, I want to grep all lines with the pattern "TNS-" but I want to skip those with the pattern "TNS-12514" . How can I do this ? (3 Replies)
Discussion started by: John K
3 Replies

4. Shell Programming and Scripting

Find lines with "A" then change "E" to "X" same line

I have a bunch of random character lines like ABCEDFG. I want to find all lines with "A" and then change any "E" to "X" in the same line. ALL lines with "A" will have an "X" somewhere in it. I have tried sed awk and vi editor. I get close, not quite there. I know someone has already solved this... (10 Replies)
Discussion started by: nightwatchrenba
10 Replies

5. Shell Programming and Scripting

grep with "[" and "]" and "dot" within the search string

Hello. Following recommendations for one of my threads, this is working perfectly : #!/bin/bash CNT=$( grep -c -e "some text 1" -e "some text 2" -e "some text 3" "/tmp/log_file.txt" ) Now I need a grep success for some thing like : #!/bin/bash CNT=$( grep -c -e "some text_1... (4 Replies)
Discussion started by: jcdole
4 Replies

6. Shell Programming and Scripting

Finding a "word" through grep but display line above?

Hi guys. I am trying to perform a search using grep. I get my grep to work, but need to "awk" a Process Number that is 2 lines above... Example: I run a query on my TSM server for Processes that are "Waiting" for something...it returns this: Process Number: 32,881 Process... (14 Replies)
Discussion started by: Stephan
14 Replies

7. Shell Programming and Scripting

ps -ef | grep "string1" "string2" " "string3"

Hi all, can any one suggest me the script to grep multiple strings from ps -ef pls correct the below script . its not working/ i want to print OK if all the below process are running in my solaris system. else i want to print NOT OK. bash-3.00$ ps -ef | grep blu lscpusr 48 42 ... (11 Replies)
Discussion started by: steve2216
11 Replies

8. UNIX for Dummies Questions & Answers

Display all the lines that contain "Straw" followed somewhere in the line by Hat?

how do i use this in a grep pattern, the output is inventory (3 Replies)
Discussion started by: 3dd1e
3 Replies

9. UNIX for Dummies Questions & Answers

Explain the line "mn_code=`env|grep "..mn"|awk -F"=" '{print $2}'`"

Hi Friends, Can any of you explain me about the below line of code? mn_code=`env|grep "..mn"|awk -F"=" '{print $2}'` Im not able to understand, what exactly it is doing :confused: Any help would be useful for me. Lokesha (4 Replies)
Discussion started by: Lokesha
4 Replies

10. UNIX for Dummies Questions & Answers

grep/cat/more -- search in a txt file and display content from a specific "keyword"

Hi, I have a .txt file Sample: ===================== NEXT HOST ===================== AEADBAS001 ip access-list extended BLA_Incoming_Filter ip access-list extended BLA_Outgoing_Filter access-list 1 permit xxxxxxxxxxxxxx access-list 2 permit xxxxxxxxxxxxxx =====================... (4 Replies)
Discussion started by: I-1
4 Replies
Login or Register to Ask a Question