MozNFCTag.makeReadOnlyNDEF()

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

Syntax

<span id="idl-def-IDBIndex" class="idlInterface"><span id="idl-def-MediaRecorder" class="idlInterface"><span class="idlMethod">DOMRequest makeReadOnlyNDEF();</span></span></span>

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

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

See also

• Using the NFC API
• Using the NFC emulator
• Introduction to NFC (fairly long reference doc, featuring general NFC terms, and some Nokia platform specifics.)