摘要: ##linux $? $0 $! $$ $* $# $@的作用 我们用脚本可以验证 vim restart.sh #!/bin/bash echo "\$? is $?" echo "\$0 is $0" echo "\$! is $!" echo "\$$ is $$" echo "\$* is 阅读全文
posted @ 2022-09-04 13:00 liwenchao1995 阅读(61) 评论(0) 推荐(0) 编辑