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Regular expression to extract "y" from "abc/x.y.z"

Hi ,
i have to strip the spaces in the string which has the following value

ABC DEF


i want this to appear like this

ABC DEF


is there any spilt method?...

Hi,
My code is like this


if swlist -a revision 2>/dev/null | grep ABC 2>/dev/null
then

echo "Found Above mentioned ABC Version, please remove it first..."
fi

This is...

Thanks for helping... i just redirected it to /dev/null

i am using the command "swremove productname".... How can i check the unsucceful condition?.... i want to say "if unsuccessful display that message to the user and exit"....

Can anu one help...

swremove productname gives an output screen which has to be blocked... how can i do that?... can anyone please help???

Hi,
I have the following code in the make file

echo " swremove \`swlist -l product | grep someproduct| awk '{print $1}'\` ">>filename


i want
swremove
`swlist -l product | grep...