https://www.syncfusion.com/forums/141707/menu-elements-customization
Menu elements customization | ASP.NET Core - EJ 2 | Menu Bar | Syncfusion
Forum Thread - Menu Bar - Menu elements customization. Browse other users' questions about our ASP.NET Core - EJ 2 Menu Bar components.
menu elementsasp netcustomizationcoreej
https://open-ui.org/components/menu.explainer/
Menu Elements (Explainer) | Open UI
menu elementsexplaineropenui
https://devblogs.microsoft.com/oldnewthing/20101227-00/?p=11903
Why can't you use the space bar to select check box and radio button elements from a menu? - The...
Jan 22, 2021 - Because it's a menu, not a dialog box.
https://lists.w3.org/Archives/Public/public-html-bugzilla/2011Jul/0592.html
[Bug 10831] Provide tablist and tab states for menu and command elements respectively from...