get_comment_delimited_block_content example

$block_content = '';

    $index = 0;
    foreach ( $block['innerContent'] as $chunk ) {
        $block_content .= is_string( $chunk ) ? $chunk : serialize_block( $block['innerBlocks'][ $index++ ] );
    }

    if ( ! is_array( $block['attrs'] ) ) {
        $block['attrs'] = array();
    }

    return get_comment_delimited_block_content(
        $block['blockName'],
        $block['attrs'],
        $block_content
    );
}

/** * Returns a joined string of the aggregate serialization of the given * parsed blocks. * * @since 5.3.1 * * @param array[] $blocks An array of representative arrays of parsed block objects. See serialize_block(). * @return string String of rendered HTML. */