register_block_core_button() │ WP 6.6.0

Registers the core/button block on server.

No Hooks.

Returns

null. Nothing (null).

Usage

register_block_core_button();

Changelog

Since 6.6.0 Introduced.

register_block_core_button() code WP 6.9.1

wp-includes/blocks/button.php 
function register_block_core_button() {
	register_block_type_from_metadata(
		__DIR__ . '/button',
		array(
			'render_callback' => 'render_block_core_button',
		)
	);
}