get_default_block_categories() │ WP 5.8.0

Returns the list of default categories for block types.

No Hooks.

Returns

Array[]. Array of categories for block types.

Usage

get_default_block_categories();

Changelog

Since 5.8.0 Introduced.
Since 6.3.0 Reusable Blocks renamed to Patterns.

get_default_block_categories() code WP 6.9.1

wp-includes/block-editor.php 
function get_default_block_categories() {
	return array(
		array(
			'slug'  => 'text',
			'title' => _x( 'Text', 'block category' ),
			'icon'  => null,
		),
		array(
			'slug'  => 'media',
			'title' => _x( 'Media', 'block category' ),
			'icon'  => null,
		),
		array(
			'slug'  => 'design',
			'title' => _x( 'Design', 'block category' ),
			'icon'  => null,
		),
		array(
			'slug'  => 'widgets',
			'title' => _x( 'Widgets', 'block category' ),
			'icon'  => null,
		),
		array(
			'slug'  => 'theme',
			'title' => _x( 'Theme', 'block category' ),
			'icon'  => null,
		),
		array(
			'slug'  => 'embed',
			'title' => _x( 'Embeds', 'block category' ),
			'icon'  => null,
		),
		array(
			'slug'  => 'reusable',
			'title' => _x( 'Patterns', 'block category' ),
			'icon'  => null,
		),
	);
}