wp-includes/blocks/navigation.php:247Returns the html for blocks from a template part (without navigation container wrapper).
$blocksWP_Block_Liststring private static function get_template_part_blocks_html( $blocks ) { $html = ''; foreach ( $blocks as $block ) { $html .= $block->render(); } return $html; }Introduced in 6.5.0. Unchanged from 7.0.4 through 7.1.0.
Signature, return type and hooks compared across 2 parsed releases.
src/wp-includes/blocks/navigation.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.