Vim Multi-window

To open multiple files:
1.vim has not started when: input vim file1 file2 in the terminal ... filen can open all the files you want to open 2.vim has been started input: Open file can be opened again, and in this case, VIM will display the contents of file.
3. Display multiple Files simultaneously:
: split [filename] opens the file in the horizontal direction (if filename is empty, duplicate the current file)
: vsplit [filename] opens file filename in vertical direction (duplicate current file if filename is empty)
: Qall Close all files quit all
: Wall writes all files write all

3. Inter-file switching ctrl+6-next file: bn-Next
Files: bp-previous file for files opened in multiple panes with (v) Split, this method only switches different files in the current pane.
4. How to switch between panes ctrl+w+ arrow key--Switch to front/bottom/up/back one pane ctrl+w+h/j/k/l--ibid. ctrl+ww--to the next pane in turn
5. The command to switch between vim and Talglist window is CTRL + W + W
6. Close one of the vim windows: Switch to the window you want to close and type: BD (buffer delete)

Vim Multi-window