wp core download
wp core config --dbname=dbname --dbuser=root --dbpass=root
wp db create
wp core install --url="http://localhost:8888/folder" --title="name" --admin_user="admin" --admin_password="password" --admin_email="my@email.com"

PHP binary: /Applications/MAMP/bin/php/php7.1.0/bin/php
PHP version:    7.1.0
php.ini used:   /Applications/MAMP/bin/php/php7.1.0/conf/php.ini
WP-CLI root dir:    phar://wp-cli.phar
WP-CLI packages dir:
WP-CLI global config:
WP-CLI project config:
WP-CLI version: 1.0.0

/usr/local/bin/wp core download
/usr/local/bin/wp core config --dbname=dbname --dbuser=root --dbpass=root
/usr/local/bin/wp db create
/usr/local/bin/wp core install --url="http://localhost:8888/folder" --title="name" --    admin_user="admin" --admin_password="password" --admin_email="my@email.com"