B2G OS

MozNFCTag.makeReadOnlyNDEF()

The makeReadOnlyNDEF() method of the MozNFCTag interface makes an NDEF Tag readonly. This is a permanent change.

Syntax

DOMRequest makeReadOnlyNDEF();

Example

var nfcTag = window.navigator.mozNfc.getNFCTag("sessionToken from activity");

var req = nfcTag.makeReadOnlyNDEF();

req.onsuccess = function() {
  var msg = this.result;
  console.log('MakeReadOnly result: ' + msg);
};
req.onerror = function() {
  var statusMsg = this.error.name;
  console.log(''MakeReadOnly error: ' + statusMsg);
};

Parameters

None.

Returns

A DOMRequest object.

Errors

See onerror().

Specifications

The NFC implementation in Gecko follows the NFC Forum specifications.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support

No support

No support No support No support No support
Feature Android Firefox Mobile (Gecko) Firefox OS (Gecko) IE Phone Opera Mobile Safari Mobile
Basic support No support No support 2.0 moz [1] No support No support No support

[1] Available in privileged apps as of Firefox OS 2.2; certified-only before that.

See also

Document Tags and Contributors

 Contributors to this page: chrisdavidmills, fscholz, teoli, lgarner
 Last updated by: chrisdavidmills,