# File nqxml/tokenizer.rb, line 57
 def column
	    return -1 if @inputStack.empty? # only if initialize() arg is bogus

	    input = @inputStack[0] # not @inputStack.last
	    currLineStart = input.string.rindex("\n", input.pos)
	    return input.pos + 1 if currLineStart.nil?
	    return input.pos - currLineStart + 1
	end