How to use the which command of Linux

This article mainly explains "how to use the which command of Linux". The content of the explanation is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn how to use the which command of Linux.

The Linux common command which command is used to find files, and the which command looks for files that meet the criteria in the directory set by the environment variable $PATH.

Syntax which [file...]

Parameters:

-n specifies the length of the file name, which must be greater than or equal to the longest file name of all files. The-p parameter is the same as the-n parameter, but here the path to the file is included. -w specifies the width of the field on output. -V displays version information. Example

Use the directive "which" to view the absolute path of the directive "bash" and enter the following command:

$which bash

After the above instruction is executed, the output information is as follows:

/ bin/bash # the absolute path of the bash executable program thank you for reading, the above is the content of "how to use the which command of Linux". After the study of this article, I believe you have a deeper understanding of how to use the which command of Linux, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!