Home Contents | # mtd16.tagCode | Mtd16 | Core4 Lua Commands

## SYNOPSIS

code = mtd16.tagCode(tag)

## DESCRIPTION

Calculates the numerical value of tag with the type stripped off. If tag is not a number, it is looked up in the table mtd16.lutTag to get its numerical value.

## RETURN VALUE

The numerical value of tag, with the top four bits cleared.

## ERRORS

Raises an error if tag could not be converted to a number by looking it up in mtd16.lutTag.

## EXAMPLE

>
print(mtd16.tagCode(0xF001))
1

## SEE ALSO

#mtd16, mtd16.answerCode, mtd16.fromData, mtd16.fromText, mtd16.isNestedTag, mtd16.lutType, mtd16.new, mtd16.tagName, mtd16.tagNumber, mtd16.tagType, mtd16:append, mtd16:appendMessageCode, mtd16:contains, mtd16:get, mtd16:getNumber, mtd16:getString, mtd16:isEmpty, mtd16:isValid, mtd16:messageCode, mtd16:nextMessageCode, mtd16:pairs, mtd16:rewind, mtd16:tags, mtd16:toData, mtd16:toText, mtd16:trace, tostring(mtd16)