How to install antlr4 On Ubuntu 16.04 Lts? Uninstall and remove antlr4 Package

	sudo apt-get update

	sudo apt-get install antlr4

How to install antlr4 on Ubuntu 16.04?

First of all update your system with the command:

sudo apt-get update

Ads

Above command will download the package lists for Ubuntu 16.04 on your system. This will update the list of newest versions of packages and its dependencies on your system.

After downloading the latest package list with the help of above you can run the installation process.

If antlr4 is not installed on your compter then the command 'dpkg -L antlr4' will give followin error.

deepak@deepakub16:~$ dpkg -L antlr4
dpkg-query: package 'antlr4' is not installed
Use dpkg --info (= dpkg-deb --info) to examine archive files,
and dpkg --contents (= dpkg-deb --contents) to list their contents.
deepak@deepakub16:~$ 

Installing antlr4:

After system update use the following command to install antlr4:

sudo apt-get install antlr4

Above command will confirm before installing the package on your Ubuntu 16.04 Operating System. If you are not already logged in as su, installer will ask you the root password. After completion of the installation you can use the package on your system.

How to uninstall/remove antlr4 from Ubuntu 16.04?

Now we will see the commands for uninstalling the antlr4 from Ubuntu 16.04. For uninstalling this package you can easily use the apt command and remove the package from Linux Operating System.

To remove the antlr4 following command is used:

sudo apt-get remove  antlr4

Following command is used to remove the antlr4 package along with its dependencies:

sudo apt-get remove --auto-remove antlr4

This will remove antlr4 and all its dependent packages which is no longer needed in the system.

Completely removing antlr4 with all configuration files:

Following command should be used with care as it deletes all the configuration files and data:

sudo apt-get purge antlr4

or you can use following command also:

sudo apt-get purge --auto-remove antlr4

Above command will remove all the configuration files and data associated with antlr4 package. You can can't recover the delete data, so, use this command with care.

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