Assumed your filename is "file".
With sed:
With the shell built-ins it becomes a bit long,
so a function makes sense:
and call it ---------- Post updated at 02:47 PM ---------- Previous update was at 02:38 PM ----------
The sed version has the problem that it does not have a true field separator.
Here is an awk version:
Unfortunately, both of these examples only work if all possible values of factor are in file before you try to add a new trial. If you want to start with an empty file and add new entries (as well as update existing entries), you could try these minor updates:
This User Gave Thanks to Don Cragun For This Post:
Hi,
I need to write a shell script (ksh) to read contents starting at a specific location from one file and append the contents at specific location in another file. Please find below the contents of the source file that I need to read the contents from,
File 1
-----# more... (5 Replies)
Hi, I am a newb as far as shell scripting and SED goes so bear with me on this one.
I want to basically append to each line in a file a delimiter character and the line's line number e.g
Change the file from :-
aaaaaa
bbbbbb
cccccc
to:-
aaaaaa;1
bbbbbb;2
cccccc;3
I have worked... (4 Replies)
It appears that this has been asked and answered in similar fashions previously, but I am still unsure how to approach this.
I have two files containing user information:
fileA
ttim:/home/ttim:Tiny Tim:632
ppinto:/home/ppinto:Pam Pinto:633
fileB
ttim:xkfgjkd*&#^jhdfh... (3 Replies)
Hi All,
I have the same problem as the one posted in
https://www.unix.com/shell-programming-scripting/96097-how-read-value-specific-line-column-csh-variable.html
but I'm using bash.
Can anyone tell me how I have to modify the code to make it bash compatible?
eval `awk 'NR==3{print "set... (5 Replies)
Hi
Suppose I have a variable called filename and it it contains the name of a file. I then would like to append an extension to that filename. The filename currently has no extensions.
How do I do this?
Thanks (11 Replies)
Hi,
I have the following file,
ABC.txt:
ABC=123
DEF=234
FGH=345
Based on my validation and conditional processing it is observed that i need to comment or append # before DEF=234
so the same file ABC.txt should look as follows
ABC=123
#DEF=234
FGH=345
Sorry if its a... (6 Replies)
Hi,
I have a value stored in x and I need to compare it to the numbers in every other line of a file. The file contains alternating lines of numbers and letters:
aaaa1111
AAAAAAAA
bbbb2222
BBBBBBBB
cccc3333
CCCCCCCC
I need to compare x to the numbers in every other line without the... (2 Replies)
Here is my dir structure:
/tmp/dave/myappend.txt
/tmp/dave/dir1/test.txt
/tmp/dave/dir2/test.txt
/tmp/dave/dir3/test.txt
/tmp/dave/dir4/test.txt
I want to append the contents of myappend.txt to the end of each file with the name "test.txt" in all dirs in /tmp/dave/
I have tried this:... (2 Replies)
Hi
This is my first post and I'm just a beginner. So please be nice to me.
I have a couple of html files where a pattern beginning with "http://www.site.com" and ending with "/resource.dat" is present on every 241st line. How do I extract this to a new text file?
I have tried sed -n 241,241p... (13 Replies)
Hi there,
i've got a file with this content
$ cat file1
Matt
Mar
The other file has the same number of lines with this content:
$ cat file2
20404=767294
23450=32427
is there a way with either using sed, awk or paste to insert the content of file1 before the "=" character? So... (3 Replies)