4
votes
2answers
117 views

Define a special verbatim commmand

To learn more about Plain TeX, I try to define a special verbatim command \verb{code}, which puts code inside braces. When there is no braces in code, It's easy. But when there are some balanced ...
20
votes
3answers
1k views

Why does TeX remove braces around delimited arguments?

On pp. 203–204 of the TeXbook, Knuth describes how TeX absorbs macros' arguments: delimited go until the first appearance of the delimiter, and undelimited go until the next token, in both cases ...
26
votes
5answers
2k views

Showcase of brace tricks: }, \egroup, \iffalse{\fi}, etc.

There have been a few questions about braces recently, specifically about when to use them (see this and that question). Note: I had mistakenly stated that SamB was the author of both questions. But ...