apt -y install lsb-release apt-transport-https ca-certificates wget #确保依赖
wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg #信任源
echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" | tee /etc/apt/sources.list.d/php.list #添加源
安装PHP
apt-get install php7.4-fpm php7.4-xml php7.4-common php7.4-redis php7.4-mbstring php7.4-soap php7.4-ssh2 php7.4-bz2 php7.4-odbc php7.4-opcache php7.4-imagick php7.4-curl php7.4-json php7.4-intl php7.4-xml php7.4-zip php7.4-gd php7.4-igbinary php7.4-readline php7.4-sqlite3 php7.4-mysql
Q.E.D.