I edited the threads title to correct the typo ("substite"-> "substitute", "charather" -> "character").
Please note that the -i switch is NOT part of the standard sed and is only understood by GNU-sed. In addition i strongly suggest NOT to use it even if it is available:
................................................
Hello Bakunin sir,
With full respect I competely agree with you on this part, would like to add 1 point here that GNUsed is having -i.bak option too, which takes backup of Input_file before editing it in-place, here is an example for same.
Let's say following is my Input_file:
Now when I run following command:
I could see backup file named Input_file.bak is created with actual content and Input_file is in-placed with new string. IMHO may be we could use this for safer side?
Thanks,
R. Singh
This User Gave Thanks to RavinderSingh13 For This Post:
I am having a problem executing a sed substitute in a file. I have tried alot of different things I found in previous posts, however non seem to work.
I want to substitute this in $FILE:
VALUE=33.4
In the script I have tried the following:
prev=$(awk -F"=" '{ print $2 }' $FILE )
new=$(echo... (16 Replies)
im having trouble doing this:
i have a variable with 2 characters repeating e.g. aababbbaaaababaabbaabbba
is there a way i can search the variable for a's and b's and then change a's to b's and b's to a's?
im guessing its like getting the 1's compliment of the string
im doing this in... (2 Replies)
Hi All,
I'm currently using SED to make various changes to some .xml files I'm working on, but I'm stuck on this particular problem.
I want to remove '<placeholder>element-name</placeholder>' from the following:
<heading>Element <placeholder>element-name</placeholder> not... (2 Replies)
i am a newbie to shell script,so i want a kshell script in which i need to check for a particular character inside a file through conditional looping(like if ,case,while)and if that character exists ,then substitute a given character to that character.
consider a file test.txt,inside the file... (1 Reply)
I am trying to get rid of some ending tags but I run into some problems.
Ex.
How are you?</EndTag><Begin>It is fine.</Begin><New> Just about
I am trying to get rid of the ending tags, starts with </ and ending with >. (which is </EndTag> and </Begin>)
I tried the following
sed... (2 Replies)
I'm using sed to perform a simply search and replace. The typical data is:
<fig><image href="Graphics/BAV.gif" align="left" placement="break"
I need to replace the value in the first set of quotes, keeping the remainder of the line the same. Thus:
<fig><image href="NEW_VALUE" align="left"... (3 Replies)
Hi All,
Here is what I'm trying to do with sed:
Input File:
somechangeVariable1=Something I would like to change
somechangeVariable2=Something else I would like to change
...
Output File:
somechangeVariable1=Something I would like to different
somechangeVariable2=Something else I would... (6 Replies)
Is there a way to substitute the URL-encoding references of ( & and ` ) with their actual appearance? for example....
%26 is &
say I want to convert every %26 in my file to &.....
awk '{gsub(/%26/,"&");print}'
Is there a way to do this?
I also want to be able to convert ` too! (3 Replies)
Hi ,
I have input file like below
Hi this is "vinoth".
Hi happy to work with 'unix'
USA(united states of America)
My script variables are below :
Dquote=Ộ
Squote=&#$567
Obrac=&^986
Cbrac=&^745
I want to read the variables in my SED command to replace the double quote,single... (9 Replies)
I am trying to do what I thought should be a simple substitution, but I can't get it to work.
File:
Desire output:
I thought I'd start with a sed command to remove the part of the header line preceding the string "comp", then go on to remove the suffix of the target string (e.g. ":3-509(-)"),... (3 Replies)