Allows render_block() to be short-circuited, by returning a non-null value.

$pre_render string|null

The pre-rendered content. Default null.

$parsed_block array

The block being rendered.

$parent_block WP_Block|null

If this is a nested block, a reference to the parent block.

File: wp-includes/blocks.php. View all references

$pre_render = apply_filters( 'pre_render_block', null, $parsed_block, $parent_block );