WordPress is built with the assumption that plugins and themes are going to extend its core functionality. This is done through the system of hooks that come in the form of filters and actions.
When to use action and when filter? What is the difference, if there is any? Why hooks sometimes don’t work and how to use them properly? Should you create your own hook and why would anyone do such a thing?
Do you have more questions? All will be answered.
About Milana
Milana has been developing with WordPress since 2010 and started contributing to its documentation the very next year. In 2015 she switched from being an opera prompter to a full-time WordPress developer, freelancing through Toptal platform.
She got deeply involved in the community behind the WordPress project as a developer but also as a volunteer at various local WordCamps and organizer of WordCamp Europe. She runs free WordPress development workshops for the local community and speaks about things she learned every time she gets a chance.
Being a single mom in Serbia she developed the superpower of fighting the odds.