The Select form input provides a single and mult-select user dropdown list.
The selection choices derive from the Data Source, which may be defined in the Service Form or a shared Data Source.
To enable multi-select select the Multiple checkbox. The Chips option is a preferred styling when using multi-select with larger numbers of entries, as it switches from a comma separated display, to show values as lozenge chips.
Choose Validate Required to make selection mandatory. For multi-select validate required enforces selection of at least one value.
Selection validation for Select and Autocomplete will also validate that values are present within the Data Source. This is server-side validation is useful when forms are exposed via API.
Placeholder text is displayed within the selection box until a choice is made.