cool, thanks very much
sk

On 4/21/07, Roland Crosby <roland.crosby / students.olin.edu> wrote:
> On Apr 21, 2007, at 5:40 PM, shawn bright wrote:
>
> > lo there all,
> >
> > i have found how i can put a variable inside a string without the #
> > {} stuff
> > using %s and so on. But i don't know how to do more than one.
> >
> > for example
> >
> > x = 5
> > y = 10
> >
> > puts "i have %s foo and %s bar" % don't know what goes here
> >
> > i know, quite a beginner question, would appreciate any help
> >
> > thanks
> > sk
> >
>
>  From ri:
>
> --------------------------------------------------------------- String#%
>       str % arg   => new_str
> ------------------------------------------------------------------------
>       Format---Uses _str_ as a format specification, and returns the
>       result of applying it to _arg_. If the format specification
>       contains more than one substitution, then _arg_ must be an +Array+
>       containing the values to be substituted. See +Kernel::sprintf+ for
>       details of the format string.
>
>          "%05d" % 123                       #=> "00123"
>          "%-5s: %08x" % [ "ID", self.id ]   #=> "ID   : 200e14d6"
>
> So, it'd be:
>
> puts "i have %s foo and %s bar" % [foo, bar]
>
>