AI-generated Key Takeaways
- 
          OverflowMenu holds a list of OverflowMenuItem objects displayed in a pop-up menu. 
- 
          OverflowMenu is available for Google Chat apps and in developer preview for Google Workspace add-ons. 
- 
          The addMenuItem method is used to add an OverflowMenuItem to the OverflowMenu. 
- 
          The addMenuItem method takes an OverflowMenuItem object as a parameter and returns the OverflowMenu object for chaining. 
Holds a list of Overflow objects that are displayed in a pop-up menu.
Available for Google Chat apps. In developer preview for Google Workspace add-ons.
const overflowMenuItem = CardService.newOverflowMenuItem(); // Finish building the overflow menu item... const overflowMenu = CardService.newOverflowMenu().addMenuItem(overflowMenuItem);
Methods
| Method | Return type | Brief description | 
|---|---|---|
| add | Overflow | Adds a menu item. | 
Detailed documentation
addMenuItem(menuItem)  
Adds a menu item.
Parameters
| Name | Type | Description | 
|---|---|---|
| menu | Overflow | The menu item to add. | 
Return
Overflow — This object, for chaining.