Shell Programming and Scripting

result=
echo "Please input a directory: \c"
read directory
if [-d "$directory"];
then
        result=ls -l . | egrep -c '^-'
        echo "The file $directory is a directory with the # of ordinary files: $
result"
else
        echo "The file $directory is not a directory or does not exist."
fi

[-d: execute permission denied

if [ -d $directory ]
then
   echo "$directory is a directory"
fi

result=$(ls -l . | egrep -c '^-')

result=`ls -l . | egrep -c '^-'`