20
votes
3answers
348 views

@tempdima, reserved@a, @tempcnta, what else?

I'm aware that some "temporary" LaTeX dimensions etc. exist. I would, however, like to know all of them. I know \reserved@a (macro), \@tempdima (dimension) and \@tempcnta (counter).
9
votes
4answers
199 views

Dividing dimensions to get a count

Is there a way to divide two dimens and get a count? For example, if I have a box that doesn't fit on a single page, and I want to know the number of pages I'd need for the box (i.e., \heightofbox / ...
2
votes
1answer
181 views

How to compare two counters using TeX conditionals in ConTeXt?

I have two counters, \definenumber[words] and \definenumber[items]. I have tried to use TeX conditionals to compare them, e.g.: \ifnum\getnumber[words]=\getnumber[items] This will print some text ...
14
votes
3answers
212 views

How to determine which register a count uses

Suppose there is \newcount\c@mycountera \newcount\c@mycounterb \newcount\c@mycounterc Each \newcount uses \alloc@ and that has \wlog{\string#5=\string#2\the\allocationnumber}. Thus to determine ...
16
votes
1answer
690 views

What are the differences between TeX counts and LaTeX counters?

The title already states the whole question. It has been answered by Joseph Wright at http://www.texdev.net/2009/11/17/tex-counts-and-latex-counters/, but I have not seen the according answer here at ...
4
votes
3answers
310 views

Programmatically setting a counter to a substring

I'm trying to set a counter based on the name of the current job. I've got the number I need by doing something like \substring{\jobname}{5}{5}} using the stringstrings package, and if I just output ...
7
votes
3answers
338 views

Making register declarations local, Undefining a register (count, toks, etc.)

Is it possible to make \newcount, \newtoks, etc. respect grouping, so that, e.g., \newcount\temp\temp=2{\newcount\temp\temp=1}\showthe\temp gives 2 (instead of 0)? Relatedly, is it possible to ...