Answer by Ulrich Diez for Why does the TeX scanner process tokens for...
What do you mean by "constructing a macro name"?At the time of reading/tokenizing input it is not important whether the control sequence token in question will denote a macro or a primitive or an...
View ArticleAnswer by egreg for Why does the TeX scanner process tokens for register...
Your assumptions are wrong. When doing an assignment to a count register, TeX obeys the syntax<count register><optional equal sign><number>where <count register> can be an...
View ArticleAnswer by David Carlisle for Why does the TeX scanner process tokens for...
I don't think that your description of scanning for a macro name is accurate (although I do not know what you mean by typeset:false, so that may or may not be true)Note that scanning for macro names...
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Why does the TeX scanner process tokens for register numbers and macro names...
This is a "How does TeX know when to stop" question.Case 1Note: I have since found out that my understanding here is wrong. See SPOILER and answers.When TeX is constructing a macro name, it consumes...
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