Example 1: custom post type

/*
* Creating a function to create our CPT
*/
 
function custom_post_type() {
 
// Set UI labels for Custom Post Type
    $labels = array(
        'name'                => _x( 'Movies', 'Post Type General Name', 'twentytwenty' ),
        'singular_name'       => _x( 'Movie', 'Post Type Singular Name', 'twentytwenty' ),
        'menu_name'           => __( 'Movies', 'twentytwenty' ),
        'parent_item_colon'   => __( 'Parent Movie', 'twentytwenty' ),
        'all_items'           => __( 'All Movies', 'twentytwenty' ),
        'view_item'           => __( 'View Movie', 'twentytwenty' ),
        'add_new_item'        => __( 'Add New Movie', 'twentytwenty' ),
        'add_new'             => __( 'Add New', 'twentytwenty' ),
        'edit_item'           => __( 'Edit Movie', 'twentytwenty' ),
        'update_item'         => __( 'Update Movie', 'twentytwenty' ),
        'search_items'        => __( 'Search Movie', 'twentytwenty' ),
        'not_found'           => __( 'Not Found', 'twentytwenty' ),
        'not_found_in_trash'  => __( 'Not found in Trash', 'twentytwenty' ),
    );
     
// Set other options for Custom Post Type
     
    $args = array(
        'label'               => __( 'movies', 'twentytwenty' ),
        'description'         => __( 'Movie news and reviews', 'twentytwenty' ),
        'labels'              => $labels,
        // Features this CPT supports in Post Editor
        'supports'            => array( 'title', 'editor', 'excerpt', 'author', 'thumbnail', 'comments', 'revisions', 'custom-fields', ),
        // You can associate this CPT with a taxonomy or custom taxonomy. 
        'taxonomies'          => array( 'genres' ),
        /* A hierarchical CPT is like Pages and can have
        * Parent and child items. A non-hierarchical CPT
        * is like Posts.
        */ 
        'hierarchical'        => false,
        'public'              => true,
        'show_ui'             => true,
        'show_in_menu'        => true,
        'show_in_nav_menus'   => true,
        'show_in_admin_bar'   => true,
        'menu_position'       => 5,
        'can_export'          => true,
        'has_archive'         => true,
        'exclude_from_search' => false,
        'publicly_queryable'  => true,
        'capability_type'     => 'post',
        'show_in_rest' => true,
 
    );
     
    // Registering your Custom Post Type
    register_post_type( 'movies', $args );
 
}
 
/* Hook into the 'init' action so that the function
* Containing our post type registration is not 
* unnecessarily executed. 
*/
 
add_action( 'init', 'custom_post_type', 0 );

Example 2: custom post type

.wp-block-code {
	border: 0;
	padding: 0;
}

.wp-block-code > div {
	overflow: auto;
}

.hljs {
	box-sizing: border-box;
}

.hljs.shcb-code-table {
	display: table;
	width: 100%;
}

.hljs.shcb-code-table > .shcb-loc {
	color: inherit;
	display: table-row;
	width: 100%;
}

.hljs.shcb-code-table .shcb-loc > span {
	display: table-cell;
}

.wp-block-code code.hljs:not(.shcb-wrap-lines) {
	white-space: pre;
}

.wp-block-code code.hljs.shcb-wrap-lines {
	white-space: pre-wrap;
}

.hljs.shcb-line-numbers {
	border-spacing: 0;
	counter-reset: line;
}

.hljs.shcb-line-numbers > .shcb-loc {
	counter-increment: line;
}

.hljs.shcb-line-numbers .shcb-loc > span {
	padding-left: 0.75em;
}

.hljs.shcb-line-numbers .shcb-loc::before {
	border-right: 1px solid #ddd;
	content: counter(line);
	display: table-cell;
	padding: 0 0.75em;
	text-align: right;
	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	user-select: none;
	white-space: nowrap;
	width: 1%;
}
// Register Custom Post Type - Workshop
function kp_workshops() {

	$args = array(
		'label' =>; __( 'Workshop', 'kp_workshops' ),
		'description' =>; __( 'Workshop listing', 'kp_workshops' ),
		'labels' =>; $labels,
		'supports' =>; array( 'title', 'editor', 'thumbnail', 'comments', 'revisions', 'custom-fields' ),
		'taxonomies' =>; array( 'category' ),
		'hierarchical' =>; false,
		'public' =>; true,
		'show_ui' =>; true,
		'show_in_menu' =>; true,
		'menu_position' =>; 20,
		'menu_icon' =>; 'dashicons-welcome-learn-more',
		'show_in_admin_bar' =>; true,
		'show_in_nav_menus' =>; true,
		'can_export' =>; true,
		'has_archive' =>; true,
		'exclude_from_search' =>; false,
		'publicly_queryable' =>; true,
		'capability_type' =>; 'page',
		'show_in_rest' =>; true,
	);

	register_post_type( 'workshops', $args );

}
add_action( 'init', 'kp_workshops', 0 );