HomeSYNOPSIS
flag = msg:isEmpty()
DESCRIPTION
Checks if msg is empty, in other words, it contains no data. A message containing invalid data
is not empty, but neither is it valid.
RETURN VALUE
Returns a boolean indicating if msg is empty.
EXAMPLE
>
>
msg = mtd16.new()
print(msg:isEmpty())
true
>
>
msg:appendMessageCode(0xF00F)
print(msg:isEmpty())
false
SEE ALSO
#mtd16, mtd16.answerCode, mtd16.fromData, mtd16.fromText, mtd16.isNestedTag, mtd16.lutType, mtd16.new, mtd16.tagCode, mtd16.tagName, mtd16.tagNumber, mtd16.tagType, mtd16:append, mtd16:appendMessageCode, mtd16:contains, mtd16:get, mtd16:getNumber, mtd16:getString, mtd16:isValid, mtd16:messageCode, mtd16:nextMessageCode, mtd16:pairs, mtd16:rewind, mtd16:tags, mtd16:toData, mtd16:toText, mtd16:trace, tostring(mtd16)