wp-includes/deprecated.php:272$user_idint$post_idint$blog_idintoptional1boolfunction user_can_delete_post($user_id, $post_id, $blog_id = 1) { _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' ); // Right now if one can edit, one can delete. return user_can_edit_post($user_id, $post_id, $blog_id);}Introduced in 1.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/deprecated.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.