Nodejs installation

Nodejs install

• Browser search Nodejs Official website :

  • http://nodejs.cn/

• install nodejs

  • Enter the official website and click the download button

    

  • Then download according to your needs

    

  • Be careful ： What I'm installing here is 16.x Version of （ If it is window7 The highest support 12.x Version of ,16.x The version of does not support ）

  • After downloading, double-click to open the installation package you downloaded .（ Suffix is x86 yes 32 Bit , suffix x86 yes 64 Bit ）

    

  • direct Next Go to the next step

    

  • Agree to the agreement , Click on Next Go to the next step

    

  • According to your habit of installing software , Select the specified drive letter for software installation （ It's not recommended to put it in C disc ）, Click on Next Go to the next step

    

  • Custom Settings , There is no need to adjust , Just click Next Go to the next step

  

  • Click on Next Go to the next step

    

  • Click on Install Go to the next step

  • Finally, click Finish installation is complete

    

verification Nodejs Is the installation successful

• adopt cmd Open your own terminal （ It is recommended to restart your computer ）

  

• Input node -v, The installed version will be displayed

• Input npm -v, Will be displayed npm Version of

  

Nodejs uninstall

• First find the control panel of the computer （ Be careful ： Don't directly delete node Installation folder ）

  • Then click the uninstall program in the program

    

  • find nodejs, Right click uninstall

    

  • Then find the previously installed nodejs Directory of folders , Right click to delete nodejs Folder .

    

  • Then find the system properties , Click environment variable

    

  • double-click Path Get into

    

  • Delete nodejs environment variable （ I'll delete it here nodejs The environment configuration is automatically deleted after , If your is not automatically deleted , Delete by yourself ）

    

  • Finally, click the OK button in turn , Proceed to exit .（ It would be better to restart the computer ）

  • Delete completed