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How to create a custom Form Element
You can find information about creating a custom form element block here:
As you're looking for multi-select capabilities, it might be worth having your element inherit from ChoiceElementBlock rather than ValidatableElementBlockBase.
Oct 03, 2023 13:48
This topic was created over six months ago and has been resolved. If you have a similar question, please create a new topic and refer to this one.
Could you please suggest to me to implement a custom episerver form element that allows multiple selection. like a Multi-select dropdown with validation.