apply_filters( ‘pre_render_block’, string|null $pre_render, array $parsed_block, WP_Block|null $parent_block )

Parameters

$pre_renderstring|null

The pre-rendered content. Default null.

$parsed_blockarray

An associative array of the block being rendered. See WP_Block_Parser_Block.

• blockName string
  Name of block.
• attrs array
  Attributes from block comment delimiters.
• innerBlocks array[]
  List of inner blocks. An array of arrays that have the same structure as this one.
• innerHTML string
  HTML from inside block comment delimiters.
• innerContent array
  List of string fragments and null markers where inner blocks were found.

$parent_blockWP_Block|null

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