echo "hello world"
while true
do
wget http://172.22.22.22:8888/tsys02d.ko
if [ $? -eq 0 ]; then
echo "download ok"
exit 1
else
echo "download fial ,next time"
fi
sleep 0.3
ls
done
shell判断上一条指令是否执行成功
最新推荐文章于 2024-07-26 16:01:45 发布