Substituting a word by different word in variable

Thread Tools Search this Thread
Top Forums Shell Programming and Scripting Substituting a word by different word in variable
# 1  
Old 07-15-2011
Substituting a word by different word in variable

Hello Exprets,

I have a requirement where i have to subtitue a word with another word.
$eachline| sed 's/[^/]*$//'

a) $eachline will hold a value a path
for example

$eachline| sed 's/[^/]*$//'

will give me the value like

removing the last word

my requirement is
some_unix_command($eachline| sed 's/[^/]*$//')

so that output will come as

here i am replacing backup by backup_new

Please let me know if i am not clear.

thanks you in advance

Last edited by Franklin52; 07-15-2011 at 05:10 AM.. Reason: Please use code tags for code and data samples, thank you
# 2  
Old 07-15-2011
Try this:

echo $eachline | dirname | sed 's:/backup/:/backup_path/:'

This User Gave Thanks to 116@434 For This Post:
# 3  
Old 07-15-2011
 sed  's/[^/]*$//' -e 's/backup/backup_new/' filename

This User Gave Thanks to itkamaraj For This Post:
# 4  
Old 07-15-2011
Hello Experts,

what is wrong is in the below code

VAL=$eachline| sed 's/[^/]*$//'
$VAL sed -e 's/default/default_new/'
echo $VAL

and eachline=user/oracle/Test_admin/myfolder/bakup/part_bkptemp_part_bkp_repeated/list.txt

Please help gurus

Last edited by aks_1902; 07-15-2011 at 06:10 AM..
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. UNIX for Beginners Questions & Answers

How to search for a word in column header that fully matches the word not partially in awk?

I have a multicolumn text file with header in the first row like this The headers are stored in an array called . which contains I want to search for each elements of this array from that multicolumn text file. And I am using this awk approach for ii in ${hdr} do gawk -vcol="$ii" -F... (1 Reply)
Discussion started by: Atta
1 Replies

2. UNIX for Beginners Questions & Answers

UNIX script to check word count of each word in file

I am trying to figure out to find word count of each word from my file sample file hi how are you hi are you ok sample out put hi 1 how 1 are 1 you 1 hi 1 are 1 you 1 ok 1 wc -l filename is not helping , i think we will have to split the lines and count and then print and also... (4 Replies)
Discussion started by: mirwasim
4 Replies

3. Shell Programming and Scripting

Find a word and increment the number in the word & save into new files

Hi All, I am looking for a perl/awk/sed command to auto-increment the numbers line in file, P1.tcl: run_build_model sparc_ifu_dec run_drc set_faults -model path_delay -atpg_effectiveness -fault_coverage add_delay_paths P1 set_atpg -abort_limit 1000 run_atpg -ndetects 1000 I would like... (6 Replies)
Discussion started by: jypark22
6 Replies

4. Shell Programming and Scripting

Fetch entries in front of specific word till next word

Hi all I have following file which I have to edit for research purpose file:///tmp/moz-screenshot.png body, div, table, thead, tbody, tfoot, tr, th, td, p { font-family: "Liberation Sans"; font-size: x-small; } Drug: KRP-104 QD Drug: Placebo Drug: Metformin|Drug:... (15 Replies)
Discussion started by: Priyanka Chopra
15 Replies

5. UNIX for Dummies Questions & Answers

Find EXACT word in files, just the word: no prefix, no suffix, no 'similar', just the word

I have a file that has the words I want to find in other files (but lets say I just want to find my words in a single file). Those words are IDs, so if my word is ZZZ4, outputs like aaZZZ4, ZZZ4bb, aaZZZ4bb, ZZ4, ZZZ, ZyZ4, ZZZ4.8 (or anything like that) WON'T BE USEFUL. I need the whole word... (6 Replies)
Discussion started by: chicchan
6 Replies

6. UNIX for Dummies Questions & Answers

Script to search for a particular word in files and print the word and path name

Hi, i am new to unix shell scripting and i need a script which would search for a particular word in all the files present in a directory. The output should have the word and file path name. For example: "word" "path name". Thanks for the reply in adv,:) (3 Replies)
Discussion started by: virtual_45
3 Replies

7. Shell Programming and Scripting

To read data word by word from given file & storing in variables

File having data in following format : file name : file.txt -------------------- 111111;name1 222222;name2 333333;name3 I want to read this file so that I can split these into two paramaters i.e. 111111 & name1 into two different variables(say value1 & value2). i.e val1=11111 &... (2 Replies)
Discussion started by: sjoshi98
2 Replies

8. UNIX for Dummies Questions & Answers

regular expression for replacing the fist word with a last word in line

I have a File with the below contents File1 I have no prior experience in unix. I have just started to work in unix. My experience in unix is 0. My Total It exp is 3 yrs. I need to replace the first word in each line with the last word for example unix have no prior experience in... (2 Replies)
Discussion started by: kri_swami
2 Replies

9. Shell Programming and Scripting

Substituting a user Inputted word into a command

I am creating a menu driven system and i want to show the last login times of different users, instead of using the 'last' command i wanted to know if there is anyway i could make a brief search tool where the user can input which user they are looking for and then the login times for that specific... (2 Replies)
Discussion started by: warlock129
2 Replies

10. Shell Programming and Scripting

Can a shell script pull the first word (or nth word) off each line of a text file?

Greetings. I am struggling with a shell script to make my life simpler, with a number of practical ways in which it could be used. I want to take a standard text file, and pull the 'n'th word from each line such as the first word from a text file. I'm struggling to see how each line can be... (5 Replies)
Discussion started by: tricky
5 Replies
Login or Register to Ask a Question