Common CMD instructions

Catalog

.cmd Command run

Access disk

Directory related instructions

The catalog represents compliance

Toggle directory

        cd Instructions

cd Directory name Switch to the corresponding directory

​ Editor's note

Create directory   md Directory name

View the contents of the catalog file   dir 

   type text file   View the contents of the text file

del file     Delete   file

del Directory name    Delete all files in the directory , But don't delete the directory

rd Directory name /s /q  Delete the directory with content

Command history      On the keyboard ↑ Next ↓ key

help    help Check all commands     help command View command usage

  Find an instruction alone

cls Clear the screen

View this machine ip    ipconfig

View Unicom     ping + The name of the plane ping www,baidu.com

calc Turn on the calculator

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.cmd Command run

Press on the computer keyboard at the same time win  and   R key ( stay alt The left side of the key ), A window will pop up

  Input cmd,anenter Or confirm to enter cmd In the operation panel

Access disk

If you want to quickly access your computer D Disk or E disc , You can input d:    e:( Case insensitive )

( In the following example, the system cannot find the specified drive because my computer does not d disc )

Directory related instructions

The catalog represents compliance

/	representative root directory
./	Current directory
../	Previous Directory

Toggle directory

        cd Instructions

cd Directory name Switch to the corresponding directory

cd ../	Switch to the previous Directory
cd /	Switch to the root directory
cd Users	Switch to Users Catalog
cd Users\Administrator	Switch to Users\Administrator Catalog

Take a chestnut :

Pay attention to the path problem in the red box

Tips

If the file character is too long, you can use the following prompt

The first letter +tab You can complete the corresponding documents / Folder name  

Create directory   md Directory name

md my Create a name my The catalog of

At this time, we can see in C A file named my Folder  

We create a folder called my Of txt file , Now to use cmd Command to check him

View the contents of the catalog file   dir 

About this my.txt file , You should know the following two instructions

   type text file   View the contents of the text file

The text is as follows

see text file The content of     ( When there is no content written, it will be displayed as empty )

 

Now delete this my.txt file

del file     Delete   file

Folder my Medium my.txt The document was deleted

 

del Directory name    Delete all files in the directory , But don't delete the directory

(y yes yes ,N yes no, Ask if you want to delete )

rd Directory name /s /q  Delete the directory with content

rd /s /q quiet Mode delete directory and content

First switch to the upper level and then delete , Otherwise I can't find it  

Command history
     On the keyboard ↑ Next ↓ key

It is very convenient when instructions need to be reused

help
    help Check all commands
    help command View command usage

If you forget how to use an instruction , It would be help

  Find an instruction alone

 help rd see rd Tutorial on the use of commands

cls Clear the screen

There are too many instructions and data , Clear the screen

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View this machine ip
    ipconfig

View Unicom
    ping + The name of the plane
ping www,baidu.com

Used to test whether the network is unblocked ping ip( Host name )

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calc Turn on the calculator