Path: csiph.com!goblin2!goblin.stu.neva.ru!newsfeed2.atman.pl!newsfeed.atman.pl!.POSTED!not-for-mail
From: jacki <collector@idealan.pl>
Newsgroups: comp.lang.ruby
Subject: Re: Using functions to return something
Date: Wed, 20 Apr 2016 10:30:20 +0200
Organization: ATMAN - ATM S.A.
Lines: 24
Message-ID: <57173E1C.2050905@idealan.pl>
References: <b1e27c74-cf34-49c3-a4a1-85f55f0e55cd@googlegroups.com> <dnn7koFrj3gU1@mid.individual.net> <69f480e7-0d0b-4fc7-bd69-49fc2f6540c4@googlegroups.com>
NNTP-Posting-Host: biuro.idealan.pl
Mime-Version: 1.0
Content-Type: text/plain; charset=windows-1252
Content-Transfer-Encoding: 7bit
X-Trace: node2.news.atman.pl 1461141015 12668 178.212.148.2 (20 Apr 2016 08:30:15 GMT)
X-Complaints-To: usenet@atman.pl
NNTP-Posting-Date: Wed, 20 Apr 2016 08:30:15 +0000 (UTC)
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.7.2
To: Cai Gengyang <gengyangcai@gmail.com>
In-Reply-To: <69f480e7-0d0b-4fc7-bd69-49fc2f6540c4@googlegroups.com>
Xref: csiph.com comp.lang.ruby:7237

W dniu 2016-04-20 o 07:28, Cai Gengyang pisze:
> 
> This is what I did :
> 
> I created a file , defined a new variable c and saved it as ex50.rb ---
> 
> def add(a, b, c)   

a, b and c - three arguments

> 
> age = add(30, 10) / 5 
> 

then you are calling function with two arguments and divide what
function returns by 5 - really?

And remember, that 7/3 = 2 not 2.333(3) because:
2.2.0 :005 > 7.class
 => Fixnum

and Fixnum / Fixnum = Fixnum