5
votes
1answer
113 views

About catcodes and Family in LaTeX3/expl3

This is not so much the display of an issue or problem I'm facing out of my wish to use as much LaTeX3/expl3 as possible in my TeX-based work, as a request for advice on the proper ways in that ...
9
votes
1answer
225 views

Print catcodes in LaTeX with LaTeX3

I have the following MWE which prints the catcode of every character in the list. The input method is: \MyList{`+,{`,},`\%,`a} but I want to simplify as follows: \MyList{+,{,},\%,a} Here the ...
4
votes
2answers
447 views

How to test whether next token on input stream is catcode 10

Why doesn't the following code work? From a failed, now fixed, SO answer of mine: \documentclass{article} \usepackage{expl3} \ExplSyntaxOn \newcommand\latinabbrev[1]{ \peek_meaning:NTF . {% Same ...