AjaxCheckboxList - Prevent removing all
I see your sample https://demo.aspnetawesome.com/AjaxCheckboxListDemo#Multiselect-Combo I need to prevent user delete ALL items, At least one must remain ! How can do it ?
asked at 05 Sep 2018
you can handle the `change` event and add a default item as the selected value when value is empty
answered at 05 Sep 2018
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