How To Install PHP 5.6 & 7.3 on Ubuntu 18.04
Abstract: Copyright (c) 1997-2018 The PHP GroupCopyright (c) 1998-2018 Zend Technologies
Thanks to Ondřej Surý for maintaining PPA of latest PHP5 versions on launchpad. If you want to install a specific version of PHP, then this article can be helpful for you.
This article will help you for installing PHP 5.6 or PHP 7.3 using PPA on Ubuntu 18.04 LTS systems. If you have already had a higher version installed on your system and you need to install a lower version, then you have to remove the higher version first and remove the apt repository from the system.
- Read: How to Install PHP 7.0 & PHP 5.6 on Debian 8/7 via PPA
Use the following set of commands to enable PPA for PHP 5.6 in your Ubuntu system and install PHP 5.6.
sudo apt-get install python-software-properties sudo add-apt-repository ppa:ondrej/php sudo apt-get update sudo apt-get install -y php5.6
Check Installed PHP Version:
php -v PHP 5.6.40-10+ubuntu16.04.1+deb.sury.org+1 (cli) Copyright (c) 1997-2016 The PHP Group Zend Engine v2.6.0, Copyright (c) 1998-2016 Zend Technologies with Zend OPcache v7.0.6-dev, Copyright (c) 1999-2016, by Zend TechnologiesInstall PHP 7.3 on Ubuntu
Use the following set of commands to add PPA for PHP 7.3 in your Ubuntu system and install PHP 7.3.
sudo apt-get install python-software-properties sudo add-apt-repository ppa:ondrej/php sudo apt-get update sudo apt-get install -y php7.3
Check Installed PHP Version:
php -v PHP 7.3.9-1+ubuntu16.04.1+deb.sury.org+1 (cli) (built: Sep 2 2019 12:54:04) ( NTS ) Copyright (c) 1997-2018 The PHP Group Zend Engine v3.3.9, Copyright (c) 1998-2018 Zend Technologies with Zend OPcache v7.3.9-1+ubuntu16.04.1+deb.sury.org+1, Copyright (c) 1999-2018, by Zend TechnologiesSwitch Between PHP Version’s
If you have installed multiple PHP versions and want to use them differently than the default. Use the following steps to switch between the php5.6 and php7.3 versions. You can use the same command for other PHP versions.
From PHP 5.6 => PHP 7.3Apache:- sudo a2dismod php5.6 sudo a2enmod php7.3 sudo service apache2 restart CLI:- sudo update-alternatives --set php /usr/bin/php7.3 sudo update-alternatives --set phpize /usr/bin/phpize7.3 sudo update-alternatives --set php-config /usr/bin/php-config7.3From PHP 7.3 => PHP 5.6
Apache:- sudo a2dismod php7.3 sudo a2enmod php5.6 sudo service apache2 restart CLI:- sudo update-alternatives --set php /usr/bin/php5.6 sudo update-alternatives --set phpize /usr/bin/phpize5.6 sudo update-alternatives --set php-config /usr/bin/php-config5.6