v=v | |
v=`echo First >&2` `` >/cant/be/created | |
echo One:$? v1:"[$v]" | |
v=v | |
v=`echo Second >&2` `true` >/cant/be/created | |
echo One:$? v2:"[$v]" | |
v=v | |
v=`echo Third >&2` `true` 2>/dev/null | |
echo Zero:$? v3:"[$v]" | |
v=v | |
v=`echo Fourth >&2` `false` 2>/dev/null | |
echo Zero:$? v4:"[$v]" | |
v=v | |
v=`echo $?` `false` 2>/dev/null | |
echo Zero:$? v5:"[$v]" |