Post types in WordPress are instances of the class WP_Post_Type. This class has several attributes that describe in detail a post type.

This skill is a must-know if you frequently develop code that interoperates with external code.

The slug of a post type is a string that identifies the post type in web addresses.

Post type unregistration in WordPress is easy, but use it with caution.

Registering a custom post type in WordPress just requires a few lines of code.