Php Composer

centos7 Composer

https://www.vultr.com/docs/install-composer-on-centos-7

Centos 7 multiple php versions

Ubuntu 14.04 Composer

https://www.digitalocean.com/community/tutorials/how-to-install-and-use-composer-on-ubuntu-14-04

Composer two versions of php

One composer two php

https://laracasts.com/discuss/channels/laravel/run-composer-commands-with-different-php-versions

you pull down composer into your app root:

https://getcomposer.org/download/

Instead of relying on global composer, then you can run:

php56 composer.phar {your command}

or I believe newer homstead versions would be like:

php7.1 composer.phar {your command}

/home2/wordpress-5/php/bin/php /home2/wordpress-5/php/bin/composer.phar -v