Ajax Control toolkit ComboBox - prevent from adding new item to the dropdownlist

  • Thread starter Thread starter Spring2020LH
  • Start date Start date
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Spring2020LH

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Hi,

I set up Ajax Control toolkit ComboBoxes on a web form with DropDownStyle="DropDown" and AutoCompleteMode="Suggest". User is allowed to type in the input box, but if the input value does not match any of the existing list items, the new value will be appended to the list. How to stop the appending? The list items should not be modified.

Thanks ahead for your help!

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