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This article mainly introduces the Linux system vi how to add line numbers, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

Method 1: 1. Display the current line number and enter it in VI command mode

: nu

2. Display all line numbers and enter them in VI command mode

: set nu

Method 2: edit the ~ / .vimrc file using vi, add a line "set nu" to the file, and add the content without quotation marks. The command is as follows:

Maybe this file doesn't exist, just create a new one and add set nu to it.

Method 3: the configuration file of vi in UBUNTU is stored in the / etc/vim directory, the configuration file named vimrc vi in Fedora is stored in the / etc directory, and the configuration file is named vimrc

Edit the file using vi and add a line set nu to the file

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