Tag: actions and filters
WordPress Hooks, Actions, and Filters: What They Do and How They Work
This article introduces one of the most important topics in WordPress development: WordPress hooks, including action hooks and filter hooks. They are at the core of not only how WordPress plugins work, but nearly all code throughout the WordPress ecosystem. By that I mean most WordPress themes also use them. As does “WordPress core” itself. WordPress hooks are kind of the *must know* topic in WordPress development.
Making More Extensible Code with add_theme_support
This is a cool article from Igor Benic about making your code more extensible. For one-off work, extensibility doesn’t really matter. But if you have a commercial plugin, it’s really nearly required in the WordPress ecosystem. The idea that really struck me was the first: letting people override a plugin’s front-end style with add_theme_support. What a cool idea! I don’t know if I’ve just been missing out, or that there isn’t a lot of support for this idea in the wild, but this was totally novel to me.
Course: A Complete Introduction to the WordPress Hooks System
This course covers one of WordPress’s most crucial and widely used systems: Hooks, including both actions and filters. We introduce Hooks as an event-driven system, present the key concepts and terminology you need to understand this system, and dig deep into how to use hooks in your own code—including hooking in your own functions, removing previously hooked functions, and creating your own action and filter hooks for others to use.
Off the Hook: Practical Uses of remove_action() and remove_filter()
Today’s article continues our discussion of WordPress’s Hooks system with a practical look at the direct opposite of add_action() and add_filter(): remove_action() and remove_filter().
How to Use apply_filters() and do_action() to Create Extensible WordPress Plugins
How does a single plugin become the basis of a thriving technology ecosystem? Partly by leveraging the extensibility that WordPress’s event-driven Hooks system makes possible.
An Introduction to Genesis for the Non-Genesis Developer
I have a confession to make: for a long time I’ve been scared of Genesis.