wp-includes/blocks/tabs.php:131Registers the core/tabs block on the server.
function register_block_core_tabs() { register_block_type_from_metadata( __DIR__ . '/tabs', array( 'render_callback' => 'block_core_tabs_render_block_callback', ) );}Introduced in 7.1.0.
Signature, return type and hooks compared across 1 parsed release.
src/wp-includes/blocks/tabs.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.