diff --git a/src/wp-admin/admin-header.php b/src/wp-admin/admin-header.php index 664b32c7a4..59b8f121cd 100644 --- a/src/wp-admin/admin-header.php +++ b/src/wp-admin/admin-header.php @@ -166,6 +166,7 @@ $admin_body_class .= ' no-customize-support no-svg'; * * This filter differs from the {@see 'post_class'} and {@see 'body_class'} filters * in two important ways: + * * 1. `$classes` is a space-separated string of class names instead of an array. * 2. Not all core admin classes are filterable, notably: wp-admin, wp-core-ui, * and no-js cannot be removed.