From: nobu.nokada@...
Date: 2003-09-04T00:27:05+09:00
Subject: Re: Possible to make compound if statements...

Hi,

At Thu, 4 Sep 2003 00:12:46 +0900,
Hal Fulton wrote:
> In case a newbie gets confused: He does mean = here, not ==.
> An assignment returns the value assigned.

Maybe.

> > Also note that 'and' and 'or' have same precedence.
> > 
> > (foo or bar and bas) means ((foo || bar) && bas)
> > but
> > (foo || bar && bas) is (foo || (bar && bas))
> 
> This confuses me. So && is higher precedence than ||
> but 'and' is not higher than 'or'.
> 
> In short:
>     true or true and false    # false
>     true || true && false     # true
> 
> For more reasons than readability, I think these
> should certainly not be mixed:
>     if a and b || c or d && e || f and g...
> 
> :)

Agreed.  One possibility is that it is same as Bourne-shell's
&& and ||.  Perhaps it comes via Perl, but I don't know the
certain reason.

-- 
Nobu Nakada