Wow, this amazes me. Thank you, Abinoam Jr.

Yuanhang Zheng.
On Jan 16, 2014 6:08 PM, "Abinoam Jr." <abinoam / gmail.com> wrote:

> Hi Yuanhang Zheng,
>
> That's right, but I would add that "You cannot call THIS method (the
> way you're doing)".
>
> But, the code inside the class has not such limitations in Ruby.
> Just don't abuse it, or your code will be a mess!
>
> class Test
>
>   def greeter()
>    # Here, self is an instance of the Test class
>     puts 'Hi, from Test#greeter'
>   end
>
>   def self.method_defined_on_Test
>     puts "Hello, from Test.method_defined_on_Test"
>   end
>
>  # Here, self is the Test class itself
>  # The three bellow are the same
>   Test.method_defined_on_Test
>   self.method_defined_on_Test
>        method_defined_on_Test
>
>   # Here on the Test instance
>   test = Test.new
>   test.greeter
>
>   puts "You can do anything here, although not recommended!"
>
> end
>
> Abinoam Jr.
>
> On Wed, Jan 15, 2014 at 11:56 PM, yuanhang zheng <zhengyhn / gmail.com>
> wrote:
> > Hi Slipper Spe,
> >
> > You should put "greeter" outside the class TEST. You cannot call a method
> > inside a class.
> >
> > Regards,
> > Yuanhang.
> >
> >
> > On Thu, Jan 16, 2014 at 10:19 AM, Slipper Spe <lists / ruby-forum.com>
> wrote:
> >>
> >> Today, I started to try to learn ruby. When I went to make my first
> >> method, I kept receiving an error "undefined local variable or method."
> >>
> >> I tried looking up how to make methods in Ruby online, so that I would
> >> be sure its not my own fault. I copy pasted several examples into my
> >> ide, all of which returned the same error.
> >>
> >> I made a simple method (below) and I get the same error: <class:TEST>':
> >> undefined local variable or method `greeter' for TEST:Class (NameError)
> >>
> >>
> >> class TEST
> >>
> >>   def greeter()
> >>     puts 'Hi'
> >>   end
> >>   greeter
> >>
> >> end
> >>
> >>
> >> The built in ruby methods work fine. Is there something wrong with what
> >> I'm doing?
> >>
> >> --
> >> Posted via http://www.ruby-forum.com/.
> >
> >
>