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Many thanks, This is working perfectly fine.

nawk -v para="$param" 'BEGIN {FS="\037";OFS="\037"; n=split (para, P, "$")} {for(i=2; i<=n;i++) printf("%s%s", $P[i], (i==n)?ORS:OFS)}' 1.dat
...

I believe, for making it more generic, I need to use the solution by vgersh99 with the for loop, which is with the below commandnawk -v para="$param" 'BEGIN {FS="\037";OFS="\037"; n=split (para, P,...

Hi RudiC,

Both the approach are working fine, But the OFS is not outputting in the file, not sure why its omitting the OFS.

Thanks

Oh!! Actually, I was planning to write a generic function which may work for any number of fields to be seperated. So, Is it not possible?

Hi,

I have a parameter which will be having the fields which needs to be filtered or derived. But This is not working which is mentioned below. I am using the below mentioned OS

uname -a
SunOS...

Many thanks, Its working with while.

Its not a script. It was a txt file in which the variable names are there which is environment variables. Tried to get the values; but could not with echo....

Hi,

I an having some environment variables exported and the variable name is present in the file. But its not resolving with following commands. Can someone throw some light.
db $ grep -v "^#"...