Example of undefined in Javascript ComboBox Control

Disabled Items

This example showcases the disabled items of ComboBox. When you type on the ComboBox the popup will open, and you will notice that the disabled items are greyed out and cannot be selected.

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The ComboBox provides options for individual items to be in either an enabled or disabled state for specific scenarios. Once an item is disabled, it cannot be selected as a value for the component. To configure the disabled item columns, use the fields.disabled property.