Login or Register to Ask a Question and Join Our Community


Shell Programming and Scripting

sort first field start with "ROM"

Login to Discuss or Reply to this Discussion in Our Community

 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting sort first field start with "ROM"
# 1  
Old 03-20-2009
Bug sort first field start with "ROM"
Hello!

I have the following file when I grep just for "ROM" i get everything but
I am looking for line start with "ROM" only in the first field only, where "ROM" is the first 3 characters.

Thanks,


ROMMANC ROM-MPI
ROMMAND ROM-rty
ROMMANE ROM-Mii
ROMMANF RON-poi
MAAROMP ROS-MPI
MSTROMP ROM-MPI


So the out put should be:

ROMMANC
ROMMAND
ROMMANE
ROMMANF
# 2  
Old 03-20-2009

Anchor the search to the beginning of the line:

Code:
grep ^ROM FILENAME

# 3  
Old 03-20-2009
Thank you very much, that was easy but did not thought about it.
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. UNIX for Beginners Questions & Answers

Howto auto boot SPARC | How to auto supply "start /SYS" and "start /SP/console" commands

When I power ON my T4-1, I got a prompt -> where I have to start /SYS and start /SP/console. How can I auto supply these two commands ? (3 Replies)
Discussion started by: z_haseeb
3 Replies

2. Shell Programming and Scripting

Bash script - Print an ascii file using specific font "Latin Modern Mono 12" "regular" "9"

Hello. System : opensuse leap 42.3 I have a bash script that build a text file. I would like the last command doing : print_cmd -o page-left=43 -o page-right=22 -o page-top=28 -o page-bottom=43 -o font=LatinModernMono12:regular:9 some_file.txt where : print_cmd ::= some printing... (1 Reply)
Discussion started by: jcdole
1 Replies

3. UNIX for Beginners Questions & Answers

Extract delta records using with "comm" and "sort" commands combination

Hi All, I have 2 pipe delimited files viz., file_old and file_new. I'm trying to compare these 2 files, and extract all the different rows between them into a new_file. comm -3 < sort file_old < sort file_new > new_file I am getting the below error: -ksh: sort: cannot open But if I do... (7 Replies)
Discussion started by: njny
7 Replies

4. Shell Programming and Scripting

Awk,sed : change every 2nd field ":" to "|"

Hi Experts, I have a string with colon delimited, want 2nd colon to be changed to a pipe. data: 101:8:43:4:72:14:41:69:85:3:137:4:3:0:4:0:9:3:0:3:12:3: I am trying with sed, but can change only 1 occurance: echo "101:8:43:4:72:14:41:69:85:3:137:4:3:0:4:0:9:3:0:3:12:3:" | sed 's/:/|/2'... (5 Replies)
Discussion started by: rveri
5 Replies

5. UNIX for Advanced & Expert Users

Should I say "field 8" or "column 8" in this case?

I saw some recent posts where I thought the terms "field" and "column" were being misused. I work with data a lot, and have my opinions. I'm wondering if those opinions are correct. ***** Rows seem clear - I don't think there is any controversy about what a row is, either for database or text... (10 Replies)
Discussion started by: hanson44
10 Replies

6. Shell Programming and Scripting

Is it Possible to sort a list of hexadecimal numbers using "sort" command?

Hello Everybody :) !!!. i have question in mind, is it possible to sort a list of hexadecimal numbers using "sort" command? (9 Replies)
Discussion started by: Kesavan
9 Replies

7. Shell Programming and Scripting

awk command to replace ";" with "|" and ""|" at diferent places in line of file

Hi, I have line in input file as below: 3G_CENTRAL;INDONESIA_(M)_TELKOMSEL;SPECIAL_WORLD_GRP_7_FA_2_TELKOMSEL My expected output for line in the file must be : "1-Radon1-cMOC_deg"|"LDIndex"|"3G_CENTRAL|INDONESIA_(M)_TELKOMSEL"|LAST|"SPECIAL_WORLD_GRP_7_FA_2_TELKOMSEL" Can someone... (7 Replies)
Discussion started by: shis100
7 Replies

8. Shell Programming and Scripting

Meaning of "b" modifier in "sort" command

I need to sort the following file by the rhdiskpower devices in the last column: Total_MB Free_MB OS_MB Name Failgroup Library Label UDID Product Redund Path 1024 851 1024 OCRVOT1_0000 OCRVOT1_0000 System UNKNOWN ... (3 Replies)
Discussion started by: wjssj
3 Replies

9. UNIX for Dummies Questions & Answers

Explanation of "total" field in "ls -l" command output

When I do a listing in one particular directory (ls -al) I get: total 43456 drwxrwxrwx 2 root root 4096 drwxrwxrwx 3 root root 4096 -rwxrwxr-x 1 nobody nobody 3701594 -rwxrwxr-x 1 nobody nobody 3108510 -rwxrwxr-x 1 nobody nobody 3070580 -rwxrwxr-x 1 nobody nobody 3099733 -rwxrwxr-x 1... (1 Reply)
Discussion started by: proactiveaditya
1 Replies

10. Shell Programming and Scripting

catalina.sh : need combination from "start" and "run"

heya, can someone help me with following problem. i am not sure how far you know the catalina.sh script from tomcat. when i start my tomcat with "catalina.sh run" then the startup-process-output will be printed out on the console, but the tomcat process is started in current shell/session, so... (1 Reply)
Discussion started by: Filly
1 Replies
Login or Register to Ask a Question