change php version ubuntu

How do I switch between PHP versions?
How do I downgrade my PHP version?
How do I switch to PHP 8 in Ubuntu?
How do I downgrade PHP version in terminal?
How can I check my PHP version?
How do I switch between multiple PHP versions in Windows?
How do I downgrade PHP version in Linux?
Can I change PHP version in xampp?
How can I change my xampp version?
Does Ubuntu 20.04 have PHP?
How do I upgrade PHP to 8?
How do I update PHP to 8?

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!

How do I downgrade my PHP version?

In short what you need to do is:

Ensure the php packages for the version you want are installed.
Update any configuration for that PHP version.
Update your web server configuration to point to the correct PHP version.
Point PHP CLI to the correct PHP version.
Restart your web server and php-fpm.
Mask the old php-fpm daemon.

How do I switch to PHP 8 in Ubuntu?

Step 1: Add the Ondřej Surý PPA Repository. ...
Step 2: Install PHP 8.0 with Apache on Ubuntu. ...
Step 2: Install PHP 8.0 with Nginx on Ubuntu. ...
Step 4: Install PHP 8 Extensions in Ubuntu. ...
Step 5: Verify PHP 8 Installation in Ubuntu.

How do I downgrade PHP version in terminal?

You can downgrade the PHP version using the command in the terminal.

sudo apt-get remove -y --purge php7.0 *
sudo add-apt-repository --remove ppa: ondrej / php.
sudo apt-get update.
sudo apt-get install php5-fpm php5-mysql.

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 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.
...

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

How do I downgrade PHP version in Linux?

This worked for me:

sudo apt-get remove -y –purge php7.0*
sudo add-apt-repository –remove ppa:ondrej/php.
back php7 nginx conf.
edit nginx conf to run php5: change: fastcgipass unix:/var/run/php/php7.0-fpm.sock. ...
sudo apt-get update.
install php5: sudo apt-get install php5-fpm php5-mysql.

Can I change PHP version in xampp?

Steps to Update PHP Version in XAMPP

Step 1: First off download the needed version of PHP from https://windows.php.net/download#php-7.0 and unzip the folder and name it. Make sure you don't name it something confusing with simple PHP. And now extract the content of the zip file. ... Step 3: Now, open the XAMPP server.

How can I change my xampp version?

How to Update PHP Version in Windows XAMPP in 4 Simple Steps

Step 1: Download the latest version of PHP (i.e. PHP 7. x) ...
Step 2: Extract the Zip File and Create PHP Folder. Next, create a new folder in your Windows desktop and name it PHP. ...
Step 3: Rename the Old PHP Folder. ...
Step 4: Configuring Apache Server.

Does Ubuntu 20.04 have PHP?

At the time of writing, the default Ubuntu 20.04 repositories include PHP 7.4 version. We'll install PHP from the ondrej/php PPA repository. Before upgrading to or installing PHP 8, make sure that your applications support it.

How do I upgrade PHP to 8?

Update PHP Version to PHP 8 In XAMPP On Windows

Step 1 - Open XAMPP Control Panel. Open the XAMPP Control Panel as shown in Fig 1.
Step 2 - Open Apache Config Panel. Click the Config Button next to apache. ...
Step 3 - Open Config File. ...
Step 4 - Update PHP Installation Path. ...
Step 5 - Save Configuration and Start Apache. ...
Step 6 - Verify PHP.

How do I update PHP to 8?

Upgrade to PHP 8 for Apache

You need to disable the old PHP version and enable the new PHP version 8. This command will disable the PHP 7.4 module. This command will enable the PHP 8 module. Now you need to restart Apache for the changes to take effect.