tests/exp4.sub

   1 f=" val" e=
   2 echo "$e"$f
   3 echo $e$f
   4 echo "$e""$f"
   5
   6 if [[ "$1"x == x ]] ; then
   7    echo "no arg passed"
   8    exit 1
   9 fi
  10 echo "$1"x | cat -v