Lua Methods Reference > LuaRegexMatch Methods > length

length
The length method returns the length of the match. You can also retrieve the length of sub matches by specifying the submatch parameter.
Syntax
length( [ submatch ] )
Arguments
 
(number) The sub match to return the length of, starting at 1 for the first sub match. With the default value of 0 the length of the whole match is returned.
Returns
(Number). The length of the sub match.