Vim 00 Basic Opeation

this is the Note record the vimtutor (the basic usage of vim.)
@Aiken 2021

• write some word and we can use shift+a to insert in the end.
  the doc with Chinese

• delete command
• skip words and lines
• undo and resume
• replace and change
• location and file status
  • search command
  • find the matched parentheses 找到对应的括号
  • substitute command 替换命令
• EXECUTE AN ECTERNAL COMMAND
• THE OPEN COMMAND
• COPY AND PASTE
• SET OPTION
• KEYSHORT

delete command

Most of the command can use NUM to repeat it.
d num command means delete num times with args below:
c means del and change mode to insert:

• w delete next num words
• e delete cur word
• d delete this line which is not support ‘c’
• $ delete to the end of the line

x means delete this cur

skip words and lines

e means jump the end of the word
3e: means skip 3word distance
2w: means skip 2word
the num can be decide by ourself.(in the most commands)

undo and resume

u means undo.
U undo the line.

ctrl+r means resume which is contrast undo.

replace and change

r replace char with new input
R become replace mode, replace word by input util we press esc

location and file status

ctrl+g will show the location in file and the file status.

• gg: move to the head of the file.
• G: move to the end of the file.
• idx + G: jump 2 the line.
• shift+6: jump 2 the head of the line.

search command

1. typing: / to search it.
2. if we want to search same word, just type n, in another order N
3. using ctrl+o to go back the cursor location, ctrl+i to go next
4. using ? instand of / if we want search in the inverse order.

find the matched parentheses 找到对应的括号

typing % near the ( { [, it’ll jump to another.
this is very useful in debugging a program

substitute command 替换命令

• :idx0,idx1s/old/new/g
  replace old with new in the line between [idx0,idx1]

• :%s/old/new/g
  replace all the old with new in whold file

• :%s/old/new/gc
  find out all old and we willdecide change it or not manually.

EXECUTE AN ECTERNAL COMMAND

how to execute an command like shell command?

using :![command] -[args]

• :w [filename] can save this file in this position or save change or it.
• :!rm [filename]
• :v choose those text or code we want to save(not all this file,
  just what we selected) and :w [filename] to save it
• :r [filename] will resume the txt of the file in this cursor.
• :r !dir will read the command output and puts it below the cursor

THE OPEN COMMAND

• o means will insert a line UNDER the cursor
• O will insert ABOVE the cursor

COPY AND PASTE

• y copy command.
• yw copy a word
• p paste(put) command
• v visual mode, select those char we want.
• $ jump to the end of the line

SET OPTION

set an option so a search or subsititute ignore case

• after type in ‘:/ignore’
• then type in ::set ic will ignore case
• :set is 部分显示匹配的搜索短语
• :set hls 高亮显示所有匹配的短语
• :set no+<command> 前置no可以关闭选项

KEYSHORT

1. Ctrl + f/b : 往下/上翻页
2. Ctrl + e/y : 往下/上滚动
3. V: 列选择模式
4. U/u: 选中的单词变成大/小写
5. Ctrl + w: 光标窗口切换