PHP application | Magento 2 Developer Documentation

You can choose which version of PHP to run in your .magento.app.yaml file:

name: mymagento
type: php:<version>

PHP extensions

You can enable additional PHP extensions in the runtime:extension section. Also, the extensions specified become available in the Docker PHP containers.

.magento.app.yaml

runtime:
    extensions:
        - sockets
        - sodium
        - ssh2
    disabled_extensions:
        - bcmath
        - bz2
        - calendar
        - exif

Use SSH to log in to an environment and list the PHP extensions.

php -m

For details about a specific PHP extension, see the PHP Extension List.

Magento Commerce Cloud supports the following extensions:

Default extensions:
- bcmath
- bz2
- calendar
- exif
- gd
- gettext
- intl
- mysqli
- pcntl
- pdo_mysql
- soap
- sockets
- sysvmsg
- sysvsem
- sysvshm
- opcache
- zip
Extensions that are installed and cannot be uninstalled:
- ctype
- curl
- date
- dom
- fileinfo
- filter
- ftp
- hash
- iconv
- json
- mbstring
- mysqlnd
- openssl
- pcre
- pdo
- pdo_sqlite
- phar
- posix
- readline
- session
- sqlite3
- tokenizer
- xml
- xmlreader
- xmlwriter
Extensions that can be installed and uninstalled as needed:
- bcmath
- bz2
- calendar
- exif
- gd
- geoip
- gettext
- gmp
- igbinary
- imagick
- imap
- intl
- ioncube
- ldap
- mailparse
- mcrypt
- msgpack
- mysqli
- oauth
- opcache
- pdo_mysql
- propro
- pspell
- raphf
- recode
- redis
- shmop
- soap
- sockets
- sodium
- ssh2
- sysvmsg
- sysvsem
- sysvshm
- tidy
- xdebug
- xmlrpc
- xsl
- yaml
- zip
- pcntl

PHP compiled with debug is not supported and the Probe may conflict with XDebug or XHProf. Disable those extensions when enabling the Probe. The Probe conflicts with some PHP extensions like Pinba or IonCube.