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18
votes
4answers
402 views

How do I get a value out of a group?

I've just recovered from my first real foray into LaTeX3 programming. It was ... an experience. Not a completely unpleasant one and once I'd gotten used to the syntax then I found it a lot easier ...
7
votes
3answers
1k views

LaTeX3: how to define a variable locally

I am trying to learn the LaTeX3 syntax. One of the questions I have come up with is how to define a variable, i. e. a macro without arguments in TeX parlance, with local scope within a group. In TeX ...