aggiorna la versione del compositore
composer self-update
aggiorna il compositore del pacchetto particolare
composer update doctrine/doctrine-fixtures-bundle
compositore installazione senza dipendenze
composer install --ignore-platform-reqs
php compositore aggiornamento
php composer.phar update
aggiorna compositore
To update composer command just find location of composer.phar and update as:
where composer #Retrieves you location of your composer.phar
cd path_to_composer.phar #Move to directory with composer.phar
php composer.phar self-update #Update your composer
compositore aggiungi pacchetto
composer require name-of-package