如何从php5升级到php7，ubuntu 14 ,nginx+php7
#安装ppa sudo apt-get install python-software-properties software-properties-common sudo add-apt-repository ppa:ondrej/php-7.0 sudo apt-get update #删除php5 sudo apt-get purge php5-fpm php5-mysql php5-common sudo apt-get --purge autoremove #安装php7 sudo apt-get install php7.0-fpm php7.0-mysql php7.0-common php7.0-curl #把nginx *.conf 里的fastcgi_pass配置改成： fastcgi_pass unix:/run/php/php7.0-fpm.sock; #重启nginx sudo service nginx reload #完成.