Vim editor commands in CentOS

Vim editor commands in CentOS
VIM Editor02.03.Create a bank.txt file under/home/itcast/directory04.05.cd /home/itcast/familyA/06.touch bank.txt07.vim bank.txt08.09.Data command I enters the insert mode10.11.Input content12.ICBC13.RMB:1000000000014.USD:10000000000015.user:familyA.father16.17.Ctrl + C Exit the insert mode or Press ESC to switch to the command mode18.19.: Wq press enter to save20.21.22.Edit bank.txt without saving and exit23.24.vim bank.txt25.26.Data command I enters the insert mode27.28.Enter whatever content29.30.Ctrl + C Exit the insert mode or Press ESC31.32.: Q! Press enter to force exit33.34.Edit bank.txt and display the row number35.36.vim bank.txt37.38.: Set number press ENTER39.40.: Q: Press enter to exit normally.