wp-includes/blocks/post-template.php:17Determines whether a block list contains a block that uses the featured image.
$inner_blocksWP_Block_Listboolfunction block_core_post_template_uses_featured_image( $inner_blocks ) { foreach ( $inner_blocks as $block ) { if ( 'core/post-featured-image' === $block->name ) { return true; } if ( 'core/cover' === $block->name && ! empty( $block->attributes['useFeaturedImage'] ) ) { return true; } if ( $block->inner_blocks && block_core_post_template_uses_featured_image( $block->inner_blocks ) ) { return true; } } return false;}Introduced in 6.0.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/blocks/post-template.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.