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

API Firefox OS makeReadOnlyNDEF Method MozNFCTag NFC NFCTag Reference

The readNDEF() method of the MozNFCTag interface retrieves the contents of the NDEF stored on the Tag, and returns an array of MozNDEFRecord objects.

API Firefox OS Method MozNFCTag NFC NFCTag readNDEF Reference

API Firefox OS NFC Non-standard Overview Reference

The writeNDEF() method of the MozNFCTag interface is used to write NDEF data to an NFC tag.

API Firefox OS Method MozNFCTag NFC NFCTag Non-standard Reference Référence writeNDEF