How to Switch between Multiple PHP Version on Debian 9

You need to set PHP 7.2 as your active PHP version for CLI and Apache2 both. You can do this by disabling Apache2 modules for all other installed PHP versions and configure CLI using the update-alternatives command.

1. How do I switch between PHP versions?
2. Can I run several versions of PHP at the same time?
3. How do you install multiple PHP versions Debian 10?
4. How do I run multiple PHP versions in Ubuntu?
5. How do I switch between multiple PHP versions in Windows?
6. How can I check my PHP version?
7. How can I use two versions of PHP?
8. How do I run multiple websites with different PHP versions?
9. What PHP version is my Apache using?
10. How do I know if PHP-FPM is installed?
11. How many versions of PHP are there?
12. How do I remove old versions of PHP?

How do I switch between PHP versions?

You can do sudo update-alternatives --config php to set which system wide version of PHP you want to use. This makes your command line and apache versions work the same. You can read more about update-alternatives on the man page. That's it you can now easily switch form PHP7 to PHP 5.6!

Can I run several versions of PHP at the same time?

Yes we can run several versions of php. To do that we must have to check the INSTALL file, if it is included in PHP source distribution.

How do you install multiple PHP versions Debian 10?

It also offers more up-to-date versions of PHP than the official Debian 10 repositories, and will allow you to install multiple versions of PHP on the same system. Next, import the package's key: wget https://packages.sury.org/php/apt.gpg. sudo apt-key add apt.

How do I run multiple PHP versions in Ubuntu?

1. How to Run Multiple PHP Versions with Apache on Ubuntu 20.04 / 18.04 / 16.04. Prerequisites. Add Repository. Install PHP. Configure Apache. Virtual Hosts Method. htaccess Method. Test PHP. 34 replies.
2. sudo service php5.6-fpm start.
3. sudo service php5.6-fpm start.

How do I switch between multiple PHP versions in Windows?

Move the php directory from the version you downloaded to XAMPP install directory. Rename it so it includes the PHP version. Such as C:\xampp\php-5.4.
...

1. Now in C:\xampp\apache\conf\extra directory rename httpd-xampp. conf to httpd-xampp. ...
2. Edit httpd-xampp. conf. ...
3. You now need to edit php. ini for the two versions.

How can I check my PHP version?

1. Type the following command, replacing [location] with the path to your PHP installation. 2. Typing php -v now shows the PHP version installed on your Windows system.

How can I use two versions of PHP?

Use multiple PHP versions at the same time in Apache

1. Apache2 Installation: Install Apache2 web server from the official repository. ...
2. PHP Installation: Install PHP we will use PPA Repository. ...
3. Apache Configuration: Now we are going to configure multiple PHP versions with apache. ...
4. PHP-FPM Configuration:

How do I run multiple websites with different PHP versions?

Host Multiple Websites with different PHP Versions on Ubuntu 18.04 VPS

1. Step 1 – Create Atlantic.Net Cloud Server. ...
2. Step 2 – Install Nginx and MariaDB. ...
3. Step 3 – Install PHP 7.0 and PHP 7.2 with PHP-FPM. ...
4. Step 4 – Create Website1 and Website2. ...
5. Step 5 – Configure Nginx. ...
6. Step 6 – Test Both Websites.

What PHP version is my Apache using?

php in the Web server document root (installdir/apache2/htdocs/ for Apache or installdir/nginx/html for NGINX). Make sure the Web server is running, open a browser and type http://localhost/phptest.php. You should then see a screen showing detailed information about the PHP version you are using and installed modules.

How do I know if PHP-FPM is installed?

To find out php version installed on the server type any one of the following commands on your server.

1. Open the terminal prompt and then type the following commands.
2. Login to the server using the ssh command. ...
3. Display PHP version, run: php --version OR php-cgi --version.

How many versions of PHP are there?

The six versions of PHP are named as 'PHP version 1.0', 'PHP version 2.0', 'PHP version 3.0', 'PHP version 4.0', 'PHP version 5.0 and 6.0', and the current version 'PHP version 7.0'.

How do I remove old versions of PHP?

Remove old PHP versions

With new PHP 7.3 installed, you can remove your old PHP versions if you want. apt purge php7. 2 php7. 2-common # Change 7.2 with whatever current version you have.