The getDetailsNDEF() method of the MozNFCTag
interface retrieves basic metadata describing the NDEF tag.
Syntax
DOMRequest getDetailsNDEF();
Example
var req = ndefTag.getDetailsNDEF(); req.onsuccess() { var details = this.result; console.log("isReadOnly: " + details.isReadOnly); console.log("canBeMadeReadOnly: " + details.canBeMadeReadOnly); console.log("maxSupportedLength: " + details.maxSupportedLength); } req.onerror() { console.log("Error status string:" + this.error.name); };
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
- Using the NFC API
- Using the NFC emulator
- Introduction to NFC (fairly long reference doc, featuring general NFC terms, and some Nokia platform specifics.)