shell中$@与$*的区别

shell命令之$@与$?

#!/bin/bash
echo \"\$@\"
for item in "$@"
do
echo $item
done

echo "\$@"
for item in $@
do
echo $item
done

echo \"\$*\"
for item in "$*"
do
echo $*
done

echo "\$*"
for item in $*
do
echo $item
done