How To Install nex on CentOS 7

In this tutorial we learn how to install nex on CentOS 7. nex is A lexer generator for Go that is similar to Lex/Flex

Introduction

In this tutorial we learn how to install nex on CentOS 7.

What is nex

Nex is a lexer similar to Lex/Flex that instead of C code, (2) integrates with Go’s Yacc instead of YACC/Bison, (3) supports UTF-8, and (4) supports nested structural regular expressions.

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

Install nex on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install nex using yum by running the following command:

sudo yum -y install nex

Install nex 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 nex using dnf by running the following command:

sudo dnf -y install nex

How To Uninstall nex on CentOS 7

To uninstall only the nex package we can use the following command:

sudo dnf remove nex

References

Summary

In this tutorial we learn how to install nex on CentOS 7 using yum and dnf.