朽木

# 卸载php7.0
apt-get remove -y --purge php7.0*
# 安装 PHP7.3 及相关拓展
sudo apt-get install php7.3-cli php7.3-curl php7.3-dev php7.3-zip php7.3-fpm php7.3-gd php7.3-xml php7.3-mysql php-mcrypt php-mbstring php7.3-opcache -y
sudo service php7.3-fpm start
# 重启 nginx
sudo service nginx restart
# wordpress 5 推荐安装
sudo apt-get install php-bcmath php-imagick