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if you double-press the tab key, it displays a list of all users commands. you may be able to cat that to a file?

its something to start with anyway.

ahh right yea u can. I thought u meant without using -r. cheers for the help. using a case does look neater imo.

cheers for the input scrutinizer. however, the problem was that if you enter "\" then without -r it doesnt actually get to any of your checks, as it reads the "\" as an escape character and does...

thanks a lot methyl!

in my original code I was checking the right variable by I retyped an easier version of what I was doing and forgot to change it.



read -r was exactly was I was...

#!/bin/bash

echo "enter a letter"
read letter
echo $letter

lettercheck=$(echo "$letter" | grep [a-zA-Z])

if [ -z $letter ] #checks if length of string is zero
...

Hey Everyone,

I'm quite new to unix (hence the 0 posts!) and im trying to write a simple program that outputs what the user types in to the screen, as long as it is a letter.

This part...