endAffixTemplateFunction
Defines a custom template for the end affix area. The end affix is positioned after the input field and typically contains action buttons.
Example
<div id="promptbox"></div>
<script>
$("#promptbox").kendoPromptBox({
endAffixTemplate: () => '<button class="k-button k-button-flat">Custom</button>',
placeholder: "With custom end affix..."
});
</script>