LinuxQuestions.org - [SOLVED] bash coloring output

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Jerry Mcguire

08-11-2011 01:17 AM

bash coloring output

Hi,

I want to `cat` any text file to screen with alternate text color for the alternate lines. Is there any simple command to do that in bash?

e.g.

Code:

$ cat /etc/hosts | coloring.sh

Also, how does a bash script accepting pipe input know when to stop? Thanks.

J.

Jerry Mcguire

08-11-2011 01:44 AM

Thanks. I got it.

http://www.linuxquestions.org/questi...mostly-229142/

Code:

#!sh

i=0

while read line

do

  if [ "$i" -eq "0" ]

  then

                echo -e "\e[1;34m${line}\e[0m"

                i=1

  else

                echo -e "\e[1;31m${line}\e[0m"

                i=0

  fi

done

exit 0

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