xamppにxdebug導入

Xdebug: Support; Tailored Installation Instructionsの結果がこんな感じ

Tailored Installation Instructions

Summary
Xdebug installed: no
Server API: Apache 2.0 Handler
Windows: yes - Compiler: MS VC15 - Architecture: x86
Zend Server: no
PHP Version: 7.2.5
Zend API nr: 320170718
PHP API nr: 20170718
Debug Build: no
Thread Safe Build: yes
Configuration File Path: C:\WINDOWS
Configuration File: C:\xampp\php\php.ini
Extensions directory: C:\xampp\php\ext

Instructions
Download php_xdebug-2.6.0-7.2-vc15.dll
Move the downloaded file to C:\xampp\php\ext
Edit C:\xampp\php\php.ini and add the line
zend_extension = C:\xampp\php\ext\php_xdebug-2.6.0-7.2-vc15.dll
Restart the webserver

instructionsに従えば導入自体は完了。
あとなんかオプションも設定しとけばなおよし。