Description

Gets or sets the index of the selected item of the SelectionFormField. If the property value is -1, no item is selected and the currently selected item is deselected.

Syntax

public int SelectedIndex { get; set; }

Public Property SelectedIndex As Integer

Examples

The following example adds a country selector to a fillable form by using SelectionFormField.SelectedIndex.

SelectionFormField selectionFormField = new(new[] { "Germany", "United Kingdom", "United States" }, 0) { Name = "Country" };
textControl.FormFields.Add(selectionFormField);

selectionFormField.SelectedIndex = 1;
Console.WriteLine($"Selected Index used by Selection Form Field: {selectionFormField.SelectedIndex}");

Dim selectionFormField As New SelectionFormField(New String() { "Germany", "United Kingdom", "United States" }, 0) With { .Name = "Country" }
textControl.FormFields.Add(selectionFormField)

selectionFormField.SelectedIndex = 1
Console.WriteLine($"Selected Index used by Selection Form Field: {selectionFormField.SelectedIndex}")