There's also the answer here https://stackoverflow.com/questions/41446122/make-dropdown-menu-go-upwards-if-it-is-at-the-bottom-of-the-browser-window-auto that may be useful, especially on grid-generated dropdowns and context menus.
There's also the answer here https:/ /stackoverflow. com/questions/ 41446122/ make-dropdown- menu-go- upwards- if-it-is- at-the- bottom- of-the- browser- window- auto that may be useful, especially on grid-generated dropdowns and context menus.