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Install PHP 7.2 on Ubuntu 22.04

Warning! This PHP version is end-of-life!

PHP 7.2 reached end of life on 30 Nov 2020 and is no longer being updated. It's strongly recommended to upgrade to the latest version as soon as possible. You can read the official PHP migration guide here.

Installing PHP 7.2 on Ubuntu 22.04

Prerequisites

Ubuntu 22.04 system with sudo privileges
Terminal access
Internet connection

Installation

Add the PHP repository:
```
sudo add-apt-repository ppa:ondrej/php
```
Update the package list:
```
sudo apt update
```
Install PHP 7.2:
```
sudo apt install php7.2
```

Install common PHP extensions:

sudo apt install php7.2-common php7.2-cli php7.2-fpm php7.2-mysql php7.2-xml php7.2-curl php7.2-mbstring php7.2-zip

Verification

Check the PHP version:
```
php -v
```
You should see output indicating PHP 7.2.x is installed.
Verify PHP configuration:
```
php -i
```
This will display detailed PHP configuration information.
Check installed PHP modules:
```
php -m
```
This will list all installed PHP modules.