How to add a Metabox. A step by step approach. add_meta_box

The WordPress posts edit Tool is not an unique compact module that shows all the boxes that appear on the screen but it’s a set of different little modules –called metaboxes– working together. A little module controls the title, another one controls the visual editor, another one defines the publishing options and actions, another one is for the Post Format… the Categories, the Author’s post, etc. The reason of this modular design is to allow developers to introduce easily new boxes (or remove some ones) in the Edit Screen.

The Edit Screen of Posts and its different Metaboxes

So thanks to this modular design, we can create our metaboxes for adding new functionalities or data to the WordPress Posts Continue reading…