From: Gavin Sinclair <gsinclair@...>
Date: 2002-12-27T15:19:22+09:00
Subject: Re: 1210 / 100 = 12? what?

Hello Tom,

On Friday, December 27, 2002, 4:59:59 PM, you wrote:

> can someone explain this to me:

>         puts "#{1210 / 100}" --> 12

> why isn't the answer 12.1?

> i was getting ticked at javascript for producing poor arithmetic results but 
> this is nuts!

> -transami


I'm surprised you don't know this, Tom.  In Ruby, and several other
languages, the division of two integers results in an integer.  To get
a floating-point answer, use

  puts "#{1210.0 / 100}      --> 12.1

(You could use 100.0 as well/instead.)

Cheers,
Gavin [who just added this to the FAQ]