What are the necessary PHP requirements for installing Typo3?

To install Typo3, you need to ensure that your server meets the necessary PHP requirements. These requirements include PHP version 7.2 or higher, the PHP extension "pdo_mysql" enabled, the PHP extension "gd" enabled, and the PHP extension "zip" enabled. You can check your server's PHP version and enabled extensions by creating a PHP info file and accessing it in your browser.

<?php
phpinfo();
?>