[WordPress] WordPress Post Types: An Abstraction For Entities

00-register-post-type.php

<?php

add_action( 'init', 'acme_create_book_post_type' );
/**
 * Creates a new custom post type called 'Book' using the smallest number of arguments
 * to prepare the post type.
 */
function acme_create_book_post_type() {

	$args = array(
		'labels' => array(
			'name'          => 'Books',
			'singular_name' => 'Book',
		),
		'public' => true,
	);
	register_post_type( 'acme_book', $args );
}