The drag
event is fired every few hundred milliseconds as an element or text selection is being dragged by the user.
Bubbles | Yes |
---|---|
Cancelable | Yes |
Default action | Continue the drag & drop operation. |
Interface | DragEvent |
Event handler property | ondrag |
Examples
See this code in a JSFiddle demo or interact with it below.
HTML
<div class="dropzone"> <div id="draggable" draggable="true" ondragstart="event.dataTransfer.setData('text/plain',null)"> This div is draggable </div> </div> <div class="dropzone"></div> <div class="dropzone"></div> <div class="dropzone"></div>
CSS
#draggable { width: 200px; height: 20px; text-align: center; background: white; } .dropzone { width: 200px; height: 20px; background: blueviolet; margin-bottom: 10px; padding: 10px; }
JavaScript
var dragged; /* events fired on the draggable target */ document.addEventListener("drag", function(event) { }, false); document.addEventListener("dragstart", function(event) { // store a ref. on the dragged elem dragged = event.target; // make it half transparent event.target.style.opacity = .5; }, false); document.addEventListener("dragend", function(event) { // reset the transparency event.target.style.opacity = ""; }, false); /* events fired on the drop targets */ document.addEventListener("dragover", function(event) { // prevent default to allow drop event.preventDefault(); }, false); document.addEventListener("dragenter", function(event) { // highlight potential drop target when the draggable element enters it if (event.target.className == "dropzone") { event.target.style.background = "purple"; } }, false); document.addEventListener("dragleave", function(event) { // reset background of potential drop target when the draggable element leaves it if (event.target.className == "dropzone") { event.target.style.background = ""; } }, false); document.addEventListener("drop", function(event) { // prevent default action (open as link for some elements) event.preventDefault(); // move dragged elem to the selected drop target if (event.target.className == "dropzone") { event.target.style.background = ""; dragged.parentNode.removeChild( dragged ); event.target.appendChild( dragged ); } }, false);
Specifications
Specification | Status | Comment |
---|---|---|
HTML Living Standard The definition of 'drag event' in that specification. |
Living Standard |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
drag event | Chrome Full support 4 | Edge Full support 12 | Firefox
Partial support
3.5
| IE Full support 10 | Opera Full support 12 | Safari Full support 3.1 | WebView Android No support No | Chrome Android No support No | Firefox Android No support No | Opera Android No support No | Safari iOS Full support 11 | Samsung Internet Android No support No |
Legend
- Full support
- Full support
- Partial support
- Partial support
- No support
- No support
- See implementation notes.
- See implementation notes.