ubuntu 24.04 安装 php 8.2

需要在本地的 WSL2 的 Ubuntu 24.04 上安装 PHP 8.2，以方便本地安装 Magento 2.4.6.

系统版本

> cat /etc/os-release
PRETTY_NAME="Ubuntu 24.04.1 LTS"
NAME="Ubuntu"
VERSION_ID="24.04"
VERSION="24.04.1 LTS (Noble Numbat)"

安装 PHP 8.2

sudo apt update
sudo add-apt-repository ppa:ondrej/php -y
sudo apt update
sudo apt install php8.2 php8.2-dev php8.2-fpm php8.2-bcmath php8.2-intl php8.2-soap php8.2-zip php8.2-curl php8.2-mbstring php8.2-mysql php8.2-gd php8.2-xml

确认安装成功

$ php -v
PHP 8.2.29 (cli) (built: Jul  3 2025 13:08:18) (NTS)
Copyright (c) The PHP Group
Zend Engine v4.2.29, Copyright (c) Zend Technologies
    with Zend OPcache v8.2.29, Copyright (c), by Zend Technologies

修改 php.ini 文件

首先，找到 PHP 的配置文件位置：

$ php --ini | grep "Loaded Configuration File"
Loaded Configuration File:         /etc/php/8.2/cli/php.ini

修改文件 /etc/php/8.2/cli/php.ini

• file_uploads = On
  
• allow_url_fopen = On
  
• short_open_tag = On
  
• memory_limit = 512M
  
• upload_max_filesize = 128M
  
• max_execution_time = 3600
  

重启 nginx

sudo systemctl restart nginx

安装 composer

curl -sS https://getcomposer.org/installer | php
sudo mv composer.phar  /usr/local/bin/composer
sudo chmod +x /usr/local/bin/composer

确认安装完成

$ composer --version
Composer version 2.8.10 2025-07-10 19:08:33
PHP version 8.2.29 (/usr/bin/php8.2)
Run the "diagnose" command to get more detailed diagnostics output.

参考

• https://www.mgt-commerce.com/tutorial/install-magento-2-4-6-on-ubuntu-22-04/
  
• https://devtutorial.io/how-to-install-php-8-2-on-ubuntu-24-04-p3576.html

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