> For the complete documentation index, see [llms.txt](https://gyx8899.gitbook.io/blog/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gyx8899.gitbook.io/blog/docs/dos.md).

# DOS command

## 常见内部命令

* change directory:

```shell
cd directoryName
```

* show directory content:

```shell
dir
```

* create directory:

```shell
md directoryName
```

* remove directory:

```shell
rd directoryName
```

* copy dir/file A to dir/file B:

```shell
copy A B
```

* delete dir or file

```shell
del directoryName
del directoryName/fileName
del fileName
```

* clear screen:

```shell
cls
```

* re-name dir/file:

```shell
ren
```

* copy dir/file:

```shell
# 注意全大写的 COPY
COPY directoryName
COPY fileName
```

* 改变当前盘符:

```shell
c:
d:
e:
```

* .bat 执行闪退情况，添加 pause，提示：请按任意键继续...:

```shell
pause
```

## 常见问题及解决方案

* 80 端口占用 (Windows)
  * 查看所有网络端口使用

    ```shell
    netstat -ano

    协议  本地地址          外部地址        状态           PID
    TCP    0.0.0.0:80             0.0.0.0:0              LISTENING       4
    ```
  * netsh http show servicestate

    ```shell
    HTTP://+:80/REPORTSERVER_SQLEXPRESS/
    HTTP://+:80/REPORTS_SQLEXPRESS/
    进程 ID:
        4116
    ```
  * 在任务管理器 - 服务 - ID:4116 - 右键关闭该进程, 已遇到的服务有：SQLServer, Skype, VMware 等；
  * [dos-netstat-80.bat](https://github.com/gyx8899/yx-env/blob/master/dos-netstat-80.bat)