Display ruler

Recall the last lesson

• Define tag ama
• Delete tag a:delm a

• Jump to tag a'a

  • `A jumps to the row and column corresponding to a
  • ‘a jumps to the row corresponding to’ a ‘
• View all tags:marks

• Various marking types

  • ''Is the position of the cursor of the last jump operation
  • '"Is the location where the current file was last exited
  • '[Is the starting position of the last edit (delete, modify, etc.)
  • ']Is the end position of the last edit (delete, modify, etc.)
  • a lowercase lettera-zYou can mark the location coordinates inside this document
  • CapitalizeA-ZYou can mark location coordinates across files
  • number0-9In the configuration file~/.viminfoIn, you can keep the tag
• Every timectrl + gDisplay coordinates
• Can I always display coordinates?

Displays the current location

#First, let VI edit / etc / passwd in modeless mode
vi -u NONE /etc/passwd

• ctrl + g
• perhaps:f[ile]

• It can be on the bottom line

  • See the currently edited file
  • And the location of the file

Display ruler

• If you want to display the cursor position all the time

  • You need a ruler
  • RulerIt’s aSwitch option

• What is a switch?

  • It’s where you can turn it on or off

• RulerThe name of the switch isrulerruler

  • You can turn on the ruler
  • You can also turn off the ruler
• How does this switch open and close?

Make settings

• rulerThe label can be used:setSet in this way

  • :se[t] ru[ler]You can set the ruler to be visible
  • :se[t] noru[ler]You can set the ruler invisible

• numberLabels can also be used:setSet in this way

  • :se[t] nu[mber]You can set the line number
  • :se[t] nonu[mber]You can set the line number invisible

• It can also be opened together

  • :se nu ru

• Or both close together

  • :se noru nonu
• It’s all some blue cotton curtain

About switch

• The switch isoptions

  • You can set whether the ruler is displayed in the current document
  • You can also set whether the current document wraps automatically
  • The switch is not directly related to the document we edit
  • But it determines the current display status

• have access to:options

  • openoptions.txtseeAllSwitch of
  • /rulerFind in current filerulerThis switch

• How do I knowRuler switchCurrent status?

View switch

• View switch status?

• Can I pass? To view the switch status

  • :set number?
  • :set ruler?
• You can try

• If I want to reset the switch to the initial state
• What should I do?

Reset switch&

• Reset switch status&

• Directly reset the switch to the default value

  • :set number&
  • :set ruler&

Ruler details

• :optionsYou can get a simple explanation in one line
• If you want more detailed information
• You can also pass:h 'ruler'Find the details of this option switch

Ruler details

• You can see the ruler in the lower right corner
• The ruler places the cursor at80*24Clearly marked on the screen
• Separate with commasLine numberandColumn number
• Line numberThe display switch is:se nu
• Column numberIs the sequence number of the column where the current cursor is located

Jump

• Jump to line

  • 2 9 GThe command jumps to line 29
  • :33Quick jump to line 33

• Jump to column

  • 19 |
  • Jump to column 19 with command

Ruler details

• There are some words written on the right side of the ruler

  • Sometimes inTop, line 1 of the file is at the top of the screen
  • Sometimes inbottom, the last line of the file is at the bottom of the screen
  • Sometimes inwhole, the file is very short, and the whole screen is displayed

Display command

• use:set showcmdYou can see the command used on the left side of the ruler

  • showdisplay
  • cmdcommand
• 1 9 GCommand jump line number
• Press character by character
• observe variances
• In this way, we can see the command input

Jump in percentage

• There is a percentage after the row and column number
• Sometimes it is a percentage. The scale is the cursor line number divided by the total line number of the file
• have access to29 %Skip to entire file29%Location of

Set the number of history records

• :set history=100
• In this way, you can find the commands that have been executed up and down the keyboard
• :h 'history'

summary

• We studied the ruler this time

• Ruler

  • opense ru
  • closese noru

• Line number

  • opense nu
  • closese nonu

• Command location

  • opense showcmd
  • closese noshowcmd

• Jump

  • use29 GJump line number
  • use19 |Jump column number
  • use29 %Skip to 29% of the entire file
• Is there anything else interesting?
• Next time