# PHP

## Installation

```bash
$ sudo apt install php libapache2-mod-php
```

## Version

```bash
$ php --version
PHP 8.1.2-1ubuntu2.19 (cli) (built: Sep 30 2024 16:25:25) (NTS)
Copyright (c) The PHP Group
Zend Engine v4.1.2, Copyright (c) Zend Technologies
    with Zend OPcache v8.1.2-1ubuntu2.19, Copyright (c), by Zend Technologies
```

## Example

````{tab} Code
`hello.php`:

```php
<?php
echo "Hello, World!\n";
?>
```
````

````{tab} Terminal
```bash
$ php hello.php
Hello, World!
```
````