JSFiddle - React, Tailwind, and code Playground

by Avi Algaly

HTML

<div id="drag" draggable="true">drag me</div>

<hr>

<div id="drop">
    drop here
    <p>child</p>
    parent
</div>

CSS

.red {
    background-color: lightgreen;
}

JavaScript

var counter = 0;

$('#drop').bind({
                 dragenter: function(ev) {
                     counter++;
                     $(this).addClass('red');
                     ev.preventDefault();
                 },
                 
                 dragleave: function() {
                     counter--;
                     if (counter === 0) { 
                         $(this).removeClass('red');
                     }
                 }
                });

$('#drag').bind({
                 dragstart: function(e) {
                     e = e.originalEvent;
                     e.effectAllowed = "copy";
                     e.dataTransfer.setData("text", "test");
                 }
                });