AjaxCheckboxList - Prevent removing all

Title:

BI{code} ?

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 ?

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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 ?

Meccanica Rossi

asked at 05 Sep 2018

Answers 

• BI{code} ?

  you can handle the `change` event and add a default item as the selected value when value is empty

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  you can handle the

  change

  event and add a default item as the selected value when value is empty

  

  Omu

  answered at 05 Sep 2018

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