prefixOptions.template String|Function

The template for the prefix adornment of the component.

Example - specify prefix adornment template

<input id="autocomplete" />
<script>
  $("#autocomplete").kendoAutoComplete({
    dataSource: [
        { id: 1, name: "Apples" },
        { id: 2, name: "Oranges" }
      ],
    dataTextField: "name",
    prefixOptions: {
      template: () => `${kendo.ui.icon("search")}`
    }
  })
</script>