最简单的方式是通过 Sublime Text 的 console, 这可以通过快捷键 Ctrl+` 进入, 当按 Esc 键就退出.

或者点击菜单 [View] --> [Show Console]

References:

https://mattstauffer.com/blog/sublime-text-3-for-php-developers/

https://packagecontrol.io/installation

https://andy-carter.com/blog/essential-sublime-text-3-plugins-for-php-developers