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DataTransferItem: type property

The read-only DataTransferItem.type property returns the type (format) of the DataTransferItem object representing the drag data item. The type is a Unicode string generally given by a MIME type, although a MIME type is not required.

Some example types are: text/plain and text/html.

Value

A string representing the drag data item's type.

Examples

This example shows the use of the type property.

js

function drop_handler(ev) {
  console.log("Drop");
  ev.preventDefault();
  const data = ev.dataTransfer.items;
  for (let i = 0; i < data.length; i += 1) {
    if (data[i].kind === "string" && data[i].type.match("^text/plain")) {
      // This item is the target node
      data[i].getAsString((s) => {
        ev.target.appendChild(document.getElementById(s));
      });
    } else if (data[i].kind === "string" && data[i].type.match("^text/html")) {
      // Drag data item is HTML
      console.log("… Drop: HTML");
    } else if (
      data[i].kind === "string" &&
      data[i].type.match("^text/uri-list")
    ) {
      // Drag data item is URI
      console.log("… Drop: URI");
    } else if (data[i].kind === "file" && data[i].type.match("^image/")) {
      // Drag data item is an image file
      const f = data[i].getAsFile();
      console.log("… Drop: File ");
    }
  }
}

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
type 11 12 50 No 12 5.1 4 18 50 ≤14 5 1.0

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/DataTransferItem/type