topic help with script in Operating System - HP-UX

help with script

Jairo Campana — Mon, 09 Apr 2007 15:39:52 GMT

hello, I have a file and I want to insert a word at the beginning example

cat file1
john
carl

I want to insert the word hello
obtaing:
cat file1
hello john
hello carl
hello ...
hello ...
....
..

Re: help with script

James R. Ferguson — Mon, 09 Apr 2007 15:41:54 GMT

Hi:

# sed -n 's/^/hello /p' file1

Regards!

...JRF...

Re: help with script

Jeff_Traigle — Mon, 09 Apr 2007 15:45:32 GMT

One way among many...

ed file1 <1,\$s/^/hello /g
w
q
EOC

Re: help with script

A. Clay Stephenson — Mon, 09 Apr 2007 15:49:02 GMT

and still another:

cat file1 | while read X
do
echo "hello ${X}"
done

Re: help with script

James R. Ferguson — Mon, 09 Apr 2007 15:52:08 GMT

Hi (again):

Yet another, which updates your file "inplace" is:

# perl -pi -e 's/^/hello /' file1

Regards!

...JRF...

Re: help with script

Jairo Campana — Mon, 09 Apr 2007 16:18:57 GMT

Clay , I change "${X}" for $X
with "{}" no working in the while.

and still another:

cat file1 | while read X
do
echo "hello $X"
done

thanks to all for the aid

Re: help with script

Sandman! — Mon, 09 Apr 2007 16:25:34 GMT

awk '{print "hello "$0}' file1

Re: help with script

Jairo Campana — Mon, 09 Apr 2007 16:25:42 GMT

the perl this is a best option .