JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/dot-luv/jquery-ui.css">

JavaScript

if('draggable' in document.createElement('span')) {
    alert("Drag support detected");
} else {
    alert("No drag support :(");
}