DataTransfer.items

The DataTransfer.items property is a list of the data transfer items in a drag operation. The list includes one item for each item in the operation and if the operation had no items, the list is empty.

This property is Read only .

Syntax

dataTransfer.items;

Return value

A list of DataTransferItem objects for a drag operation, one list item for each object in the operation. If the drag operation had no data, the list is empty.

Example

This example shows the use of the items and types properties.

<!DOCTYPE html>
<html lang=en>
<title>Examples of DataTransfer.{types,items} properties</title>
<meta content="width=device-width">
<style>
  div {
    margin: 0em;
    padding: 2em;
  }
  #target {
    border: 1px solid black;
  }
</style>
<script>
function dragstart_handler(ev) {
 console.log("dragStart: target.id = " + ev.target.id);
 // Add this element's id to the drag payload so the drop handler will
 // know which element to add to its tree
 ev.dataTransfer.setData("text/plain", ev.target.id);
 ev.dataTransfer.effectAllowed = "move";
}

function drop_handler(ev) {
 console.log("drop: target.id = " + ev.target.id);
 ev.preventDefault();
 // Get the id of the target and add the moved element to the target's DOM
 var data = ev.dataTransfer.getData("text");
 ev.target.appendChild(document.getElementById(data));
 // Print each format type
 if (ev.dataTransfer.types != null) {
   for (var i=0; i < ev.dataTransfer.types.length; i++) {
     console.log("... types[" + i + "] = " + ev.dataTransfer.types[i]);
   }
 }
 // Print each item's "kind" and "type"
 if (ev.dataTransfer.items != null) {
   for (var i=0; i < ev.dataTransfer.items.length; i++) {
     console.log("... items[" + i + "].kind = " + ev.dataTransfer.items[i].kind + " ; type = " + ev.dataTransfer.items[i].type);
   }
 }
}

function dragover_handler(ev) {
 console.log("dragOver");
 ev.preventDefault();
 // Set the dropEffect to move
 ev.dataTransfer.dropEffect = "move"
}
</script>
<body>
<h1>Examples of <code>DataTransfer</code>.{<code>types</code>, <code>items</code>} properties</h1>
 <ul>
   <li id="i1" ondragstart="dragstart_handler(event);" draggable="true">Drag Item 1 to the Drop Zone</li>
   <li id="i2" ondragstart="dragstart_handler(event);" draggable="true">Drag Item 2 to the Drop Zone</li>
 </ul>
 <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 'items' in that specification.
Living Standard  
HTML 5.1
The definition of 'items' in that specification.
Recommendation Initial definition

Browser compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Basic support4 Yes50 No12 No
FeatureAndroid webviewChrome for AndroidEdge mobileFirefox for AndroidOpera AndroidiOS SafariSamsung Internet
Basic support Yes Yes Yes50 Yes No ?

See also

Document Tags and Contributors

Contributors to this page: fscholz, erikadoyle, topaxi, Sebastianz, rolfedh, AFBarstow
Last updated by: fscholz,