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sudo add-apt-repository ppa:ondrej/php # 按 Enter 確認.

sudo apt-get update

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sudo apt install apt-transport-https lsb-release

sudo wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg # 下載簽名密鑰

sudo sh -c 'echo "deb //packages.sury.org/php/ $(lsb_release -sc) main" > /etc/apt/sources.list.d/php.list' # 將 Ondrej 的倉庫添加到來源列表.

sudo apt update

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sudo apt install php7.4 php7.4-common php7.4-cli

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Simply prefix php7.4- with an extension that you need to install.\

For example to get the php-curl extension use php7.4-curl\

sudo apt install php7.4-curl php7.4-json php7.4-gd php7.4-mbstring php7.4-intl php7.4-bcmath php7.4-bz2 php7.3-readline php7.3-zip

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sudo apt install php7.4-fpm

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sudo apt install libapache2-mod-php7.4

sudo a2enmod php7.4

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sudo apt purge php7.3 libapache2-mod-php7.3 # For removing PHP 7.3

sudo apt purge php7.2 libapache2-mod-php7.2 # For removing PHP 7.2

sudo apt purge php7.1 libapache2-mod-php7.1 # For removing PHP 7.1

sudo apt purge php7.0 libapache2-mod-php7.0 # For removing PHP 7.0

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php -v

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sudo nano /var/www/html/info.php

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<?php

    phpinfo();