xdebug

sudo apt install php php-dev
sudo apt install php-xdebug

sudo phpenmod xdebug

验证

➜ php -m
[PHP Modules]
...
[Zend Modules]
Xdebug
Zend OPcache

修改 php.ini

[XDebug]
xdebug.remote_enable = 1
xdebug.remote_autostart = 1

在 VSCode 中安装 PHP Debug 打开 Debug 窗口，创建 PHP 的 launch.json

{
    // Use IntelliSense to learn about possible attributes.
    // Hover to view descriptions of existing attributes.
    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "Listen for XDebug",
            "type": "php",
            "request": "launch",
            "port": 9000
        },
        {
            "name": "Launch currently open script",
            "type": "php",
            "request": "launch",
            "program": "${file}",
            "cwd": "${fileDirname}",
            "port": 9000
        }
    ]
}

修改配置

参考文献 https://xdebug.org/docs/remote