#descargar archivo php
php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
#verificacion de firma
php -r "if (hash_file('SHA384', 'composer-setup.php') === '544e09ee996cdf60ece3804abc52599c22b1f40f4323403c44d44fdfdd586475ca9813a858088ffbc1f233e9b180f061') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"
# instalar
php composer-setup.php
# Ejecuto la instalación en el directorio /usr/local/bin
php composer-setup.php --install-dir=/usr/local/bin --filename=composer
# Elimino el instalador
php -r "unlink('composer-setup.php');"
# Verifico que composer es accesible
composer --version
#instalar laravel
composer global require "laravel/installer"
Links
https://getcomposer.org/download/
https://www.jesusamieiro.com/instalar-composer-de-forma-global-en-debian-o-en-cualquier-sistema-linux/
