Menu items belonging to scope, in document order: direct children, items inside its <li> children, and items inside a role="group" (either a direct child or an <li> wrapping a <ul role="group"> of <li> items). Nested submenus are not descended into.
scope
<li>
role="group"
<ul role="group">
Menu items belonging to
scope, in document order: direct children, items inside its<li>children, and items inside arole="group"(either a direct child or an<li>wrapping a<ul role="group">of<li>items). Nested submenus are not descended into.