From: JamesBritt <james@...>
Date: 2002-09-19T15:24:10+09:00
Subject: RE: If Statement Help

> Hi All
>
> Im currently learning ruby and its going well. I have been looking at a
> number of "guru" libraries such as DBI, CGI etc to try and learn
> by example.
> I have noticed that a number of if statements have the following
> syntax eg:
>
> if File.name?
>
> Can someone please explain the ? usage as I have searched all over the
> Pragmatic Programmer pages with no answer.

Methods that end with a question mark should return a Boolean value.  This
is a coding convention, not a parser-enforced syntax rule.


James

>
> Thanks