PHP コンテナ ( image: php:8.1.12
) を起動
$ docker container run php:8.1.12 php -v
PHP 8.1.12 (cli) (built: Nov 15 2022 02:24:37) (NTS)
Copyright (c) The PHP Group
Zend Engine v4.1.12, Copyright (c) Zend Technologies
PHP コンテナ ( image: php:7.4.33
) を起動
$ docker container run php:7.4.33 php -v
PHP 7.4.33 (cli) (built: Nov 15 2022 03:39:38) ( NTS )
Copyright (c) The PHP Group
Zend Engine v3.4.0, Copyright (c) Zend Technologies