From: Merrie <merries@...>
Date: 2007-04-04T05:15:42+09:00
Subject: Re: Question - Numbers & Variables

James, thank you very much for the help!

Merrie S 
----- Original Message ----- 
From: "James Edward Gray II" <james@grayproductions.net>
To: "ruby-talk ML" <ruby-talk@ruby-lang.org>
Sent: Tuesday, April 03, 2007 4:11 PM
Subject: Re: Question - Numbers & Variables


> On Apr 3, 2007, at 2:51 PM, Merrie wrote:
> 
>> What I would like to see is: What is your favorite number? 14 Well  
>> this 15 (adding 1) might be better. The error is relating to to_i  
>> but Im not sure where to place it on the num or the +1?
> 
> There are two errors in the script.  You need to help Ruby know when  
> to convert the objects you are working with...
> 
>> puts 'What is your favorite number?'
>> num = gets.chomp
>> num=num +1
> 
> num = num.to_i + 1 # we have a String, but want an Integer
> 
>> puts 'Well this ' + num + ' might be better.'
> 
> # now we need to go back to a String so we can concatenate
> puts 'Well this ' + num.to_s + ' might be better.'
> 
> Does that help?
> 
> James Edward Gray II
>