[1] Web NFC API ( ( 版)) https://raw.github.com/w3c/nfc/master/proposals/common/nfc.html
[2] Low-level Web NFC API for Trusted Applications () https://w3c.github.io/nfc/
[3] Web NFC API () https://w3c.github.io/nfc/proposals/common/nfc.html
[4] Web NFC API () https://www.w3.org/TR/2014/WD-nfc-20140114/
[5] Web NFC API () https://www.w3.org/TR/2015/NOTE-nfc-20150616/