How To Install perl-Getopt-Long on CentOS 7

Introduction

In this tutorial we learn how to install perl-Getopt-Long on CentOS 7.

What is perl-Getopt-Long

The Getopt called GetOptions(). It parses the command line from @ARGV, recognizing and removing specified options and their possible values. It adheres to the POSIX syntax for command line options, with GNU extensions. In general, this means that options have long names instead of single letters, and are introduced with a double dash “–”. Support for bundling of command line options, as was the case with the more traditional single-letter approach, is provided but not enabled by default.

We can use yum or dnf to install perl-Getopt-Long on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install perl-Getopt-Long.

Install perl-Getopt-Long on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install perl-Getopt-Long using yum by running the following command:

sudo yum -y install perl-Getopt-Long

Install perl-Getopt-Long on CentOS 7 Using dnf

If you don’t have dnf installed you can install DNF on CentOS 7 first. Update yum database with dnf using the following command.

sudo dnf makecache

After updating yum database, We can install perl-Getopt-Long using dnf by running the following command:

sudo dnf -y install perl-Getopt-Long

How To Uninstall perl-Getopt-Long on CentOS 7

To uninstall only the perl-Getopt-Long package we can use the following command:

sudo dnf remove perl-Getopt-Long

References

• perl-Getopt-Long website

Summary

In this tutorial we learn how to install perl-Getopt-Long on CentOS 7 using yum and dnf.