[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Find a char in string

From: Steve Izma
Subject: Re: Find a char in string
Date: Thu, 24 Jun 2021 11:14:11 -0400

On Thu, Jun 24, 2021 at 11:23:48AM +0100, Denis M. Wilson wrote:
> Subject: Re: Find a char in string
> Macros attached.
> ...
> .     if \[str]\*[str-tmp]\[str]\$[3]\[str] \{\

Very useful macros, thanks. But I am astonished that \[str] comes
into existence merely by being called. That's an almost
theological concept. Is that documented anywhere? Are there other
instances where we can expect something to be created from
nothing (i.e., without explicit definition)?

    -- Steve

Steve Izma
Home: 35 Locust St., Kitchener, Ontario, Canada  N2H 1W6
E-mail:  phone: 519-745-1313
cell (text only; not frequently checked): 519-998-2684

The most erroneous stories are those we think we know best – and
therefore never scrutinize or question.
    -- Stephen Jay Gould, *Full House: The Spread of Excellence
    from Plato to Darwin*, 1996

reply via email to

[Prev in Thread] Current Thread [Next in Thread]