wp-includes/block-patterns.php:33Unregisters a block pattern.
$pattern_namestringboolfunction unregister_block_pattern( $pattern_name ) { return WP_Block_Patterns_Registry::get_instance()->unregister( $pattern_name );}Introduced in 5.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/block-patterns.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.