HomeSYNOPSIS
v4kf.emvLookup(data, tag)
DESCRIPTION
Searches data, which must be TLV encoded according to ISO7816-4, for tag and returns the contained data as a string.
RETURN VALUE
Returns the requested data on success, or nil if not found.
EXAMPLE
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data = string.fromhex("5F2D02656E")
lang = v4kf.emvLookup(data, 0x5F2D)
print(lang)
en