Gurpinder SinghCodeIgniter 3 supports PHP versions starting from 5.2.4 up to PHP 7.4. The minimum PHP version required to run CodeIgniter 3 is PHP 5.2.4, while the maximum supported PHP version is 7.4.
PHP 7.4 was the latest supported version for CodeIgniter 3. The support and compatibility details may change with subsequent updates or releases, so it's recommended to refer to the official CodeIgniter documentation or release notes for the most up-to-date information regarding PHP compatibility for CodeIgniter 3.
