A global event handler for the dragleave event.
Syntax
var dragleaveHandler = targetElement.ondragleave;
Return value
dragleaveHandler- The dragleave event handler for element
targetElement.
Example
This example demonstrates using the ondragleave attribute handler to set an element's dragleave event handler.
<!DOCTYPE html>
<html lang=en>
<title>Examples of using the Drag and Drop Global Event Attribute</title>
<meta content="width=device-width">
<style>
div {
margin: 0em;
padding: 2em;
}
#source {
color: blue;
border: 1px solid black;
}
#target {
border: 1px solid black;
}
</style>
</head>
<script>
function dragstart_handler(ev) {
console.log("dragStart");
// Change the source element's border to signify drag has started
ev.currentTarget.style.border = "dashed";
ev.dataTransfer.setData("text", ev.target.id);
}
function dragover_handler(ev) {
console.log("dragOver");
// Change the target element's background color to signify a drag over event
// has occurred
ev.currentTarget.style.background = "lightblue";
ev.preventDefault();
}
function drop_handler(ev) {
console.log("Drop");
ev.preventDefault();
var data = ev.dataTransfer.getData("text");
ev.target.appendChild(document.getElementById(data));
}
function dragenter_handler(ev) {
console.log("dragEnter");
// Change the source element's background color for enter events
ev.currentTarget.style.background = "yellow";
}
function dragleave_handler(ev) {
console.log("dragLeave");
// Change the source element's background color back to white
ev.currentTarget.style.background = "white";
}
function dragend_handler(ev) {
console.log("dragEnd");
// Change the target element's background color to visually indicate
// the drag ended.
var el=document.getElementById("target");
el.style.background = "pink";
}
function dragexit_handler(ev) {
console.log("dragExit");
// Change the source element's background color back to green to signify a dragexit event
ev.currentTarget.style.background = "green";
}
function init() {
// Set handlers for the source's enter/leave/end/exit events
var el=document.getElementById("source");
el.ondragenter = dragenter_handler;
el.ondragleave = dragleave_handler;
el.ondragend = dragend_handler;
el.ondragexit = dragexit_handler;
}
</script>
<body onload="init();">
<h1>Examples of <code>ondragenter</code>, <code>ondragleave</code>, <code>ondragend</code>, <code>ondragexit</code></h1>
<div>
<p id="source" ondragstart="dragstart_handler(event);" draggable="true">
Select this element, drag it to the Drop Zone and then release the selection to move the element.</p>
</div>
<div id="target" ondrop="drop_handler(event);" ondragover="dragover_handler(event);">Drop Zone</div>
</body>
</html>
Specifications
| Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of 'ondragleave' in that specification. |
Living Standard | |
| HTML 5.1 The definition of 'ondragleave' in that specification. |
Recommendation | Initial definition |
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 4 | 3.5 (1.9.1) | 10 | 12 | 3.1 |
| Feature | Android | Android Webview | Chrome for Android | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|---|
| Basic support | No support | No support | No support | No support | No support | 10 | No support | No support |