$ sudo add-apt-repository ppa:ondrej/php; sudo apt-get update
$ sudo apt-get install php7.1-cli -y
$ sudo apt-get install -y \
php7.1-dom \
php7.1-gd \
php7.1-zip \
php7.1-mbstring \
php7.1-curl \
php7.1-xdebug \
php-xml \
php7.1-sqlite3 \
php7.1-mysql \
php7.1-phar \
php7.1-json \
php7.1-pgsql
Thank you. 👍