exp4.sub

来自「android-w.song.android.widget」· SUB 代码 · 共 11 行

f=" val" e=
echo "$e"$f
echo $e$f
echo "$e""$f"

if [[ "$1"x == x ]] ; then
   echo "no arg passed"
   exit 1
fi
echo "$1"x | cat -v