sudo apt-get install software-properties-common python-software-properties 

sudo add-apt-repository ppa:ondrej/php && sudo apt-get update

sudo apt-get -y install php7.2

 # 如果之前有其他版本PHP，在這邊禁用掉
sudo a2dismod php5
sudo a2enmod php7.2

# 安裝常用擴充套件
sudo -y apt-get install php7.2-fpm php7.2-mysql php7.2-curl php7.2-json php7.2-mbstring php7.2-xml  php7.2-intl 

#  安裝其他擴充套件（按需安裝）
sudo apt-get install php7.2-gd
sudo apt-get install php7.2-soap
sudo apt-get install php7.2-gmp    
sudo apt-get install php7.2-odbc       
sudo apt-get install php7.2-pspell     
sudo apt-get install php7.2-bcmath   
sudo apt-get install php7.2-enchant    
sudo apt-get install php7.2-imap       
sudo apt-get install php7.2-ldap       
sudo apt-get install php7.2-opcache
sudo apt-get install php7.2-readline   
sudo apt-get install php7.2-sqlite3    
sudo apt-get install php7.2-xmlrpc
sudo apt-get install php7.2-bz2
sudo apt-get install php7.2-interbase
sudo apt-get install php7.2-pgsql      
sudo apt-get install php7.2-recode     
sudo apt-get install php7.2-sybase     
sudo apt-get install php7.2-xsl
sudo apt-get install php7.2-cgi        
sudo apt-get install php7.2-dba 
sudo apt-get install php7.2-phpdbg     
sudo apt-get install php7.2-snmp       
sudo apt-get install php7.2-tidy       
sudo apt-get install php7.2-zip
 

其他

• nginx 配置

fastcgi_pass unix:ar/run/php/php7.2-fpm.sock;

參考連結：https://blog.csdn.net/qq_16885135/article/details/79747045?utm_source=copy