From: Tim Hunter <TimHunter@...>
Date: 2009-03-20T08:30:25+09:00
Subject: Re: String comparision help

Live365 Live365 wrote:
> Hi,
> 
> I am new to ruby. I am trying to get input from the user and then trying
> to compare that string to perform action depending on the comparision
> result:
> Here is the code
> while command = STDIN.gets
>     command.chomp
>     print #{command}
>     if command == "add"
>        addnums(num1,num2)
>        break
>     else
>       print"not correct command"
>     end
>   end
> 
> When I run this code and enter add it is giving output : Not the right
> command.
> 
> Was expecting method addnums be called. because command is add which is
> a string and if statement to evaluate to be true.

command.chomp does not change command, it returns a new string, which 
this code does not use. You could use this instead:

command = command.chomp

or just change command like this:

command.chomp!


-- 
RMagick: http://rmagick.rubyforge.org/