From: Austin Ziegler <halostatue@...>
Date: 2010-09-09T01:51:32+09:00
Subject: [ruby-core:32157] Re: Ruby 2.0 Wiki/Wish-list?

On 2010-09-08, at 11:39, Roger Pack <rogerdpack2@gmail.com> wrote:

>> |++x and x++
> 
>> I have already rejected this idea many times.
>> 
>> But just for curiosity, how do you define the semantics of x++ and
>> ++x, where you don't have explicit type for variables in Ruby.
>> For x += 1, it's easily defined as x = x + 1, but not that easy for
>> x++ and ++x.
> 
> ++x is (y = x; x=x+1; y) (y is anonymous--basically just a return value)
> x++ is (x = x+ 1) as noted.
> 
> I think that's how C does it.

x = "q"
x++

How does that work?

-a �� from my iPad
>