footerTemplate String|Function
The text or the function whose result will be shown within the footer of the ActionSheet. The footer template will be disregarded if there are actionButtons
defined in the widget options.
If the content that is passed to the ActionSheet includes scripts, they will be executed. If this is not desired, strip any undesired content in advance.
Example
<div id="actionsheet"></div>
<script>
var actionsheet = $('#actionsheet').kendoActionSheet({
title: 'Title',
contentTemplate: () => "This is a content template",
footerTemplate: () => "This is a footer template"
}).data('kendoActionSheet');
actionsheet.open();
</script>