How to delete multiple lines by linux

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Linux delete multiple lines of the method: 1, in the command mode, the use of ": set nu" command to display the line number; 2, enter ": start to delete line number, end delete line number d", press enter to delete multiple lines of data, including the start and end line.

The operating environment of this tutorial: linux7.3 system, Dell G3 computer.

How to delete multiple lines by linux

1. Multiline comments:

1. First press esc to enter the command line mode, press Ctrl + v to enter the column (also known as block) mode

two。 Use the up and down keys at the beginning of the line to select multiple lines that need to be commented

3. Press the keyboard (uppercase) "I" key to enter insert mode

4. Then enter the comment character ("/ /", "#", etc.)

5. Finally press the "Esc" key.

Note: after pressing the esc key, it will wait a while before the comment appears. Don't worry ~ the time is very short.

two。 Delete multiline comments:

1. First press esc to enter the command line mode, press Ctrl + v to enter the column mode

two。 Select multiple lines to uncomment

3. Press "x" or "d".

Note: if it is a "/" comment, you need to do it twice. If it is a "#" comment, you can do it once.

3. Multi-line deletion

1. First, in command mode, type ": set nu" to display the line number

two。 Determine the line you want to delete by the line number

3. Enter the command ": 32jue 65d", enter key, line 32-65 will be deleted, quickly

If you accidentally delete it incorrectly, you can use the'u 'key to restore it (in command mode)

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