Linux Mint 18.1 (Serena)で PHP7.1.0をInstallしてみた

linuxmint ~ # cat /etc/os-release
NAME=”Linux Mint”
VERSION=”18.1 (Serena)”
ID=linuxmint
ID_LIKE=ubuntu
PRETTY_NAME=”Linux Mint 18.1″
VERSION_ID=”18.1″
HOME_URL=”http://www.linuxmint.com/”
SUPPORT_URL=”http://forums.linuxmint.com/”
BUG_REPORT_URL=”http://bugs.launchpad.net/linuxmint/”
VERSION_CODENAME=serena
UBUNTU_CODENAME=xenial
linuxmint ~ # apt install apache2
linuxmint ~ # apt-get install python-software-properties software-properties-common
linuxmint ~ # LC_ALL=C.UTF-8 add-apt-repository ppa:ondrej/php
linuxmint ~ # apt-get update
linuxmint ~ # apt-get install php7.1 php7.1-mysql php7.1-curl
linuxmint ~ # systemctl restart apache2
linuxmint ~ # echo ‘< ?php phpinfo(); ? >‘ > /var/www/html/info.php
linuxmint ~ # curl http://localhost/info.php | grep ‘PHP Version’ | tail -1 | sed -e ‘s/<[^>]*>//g’
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 83363 0 83363 0 0 5119k 0 –:–:– –:–:– –:–:– 5427k
PHP Version 7.1.0-5+deb.sury.org~xenial+1
これで成功です。