From: "Bartosz Dziewoński" <matma.rex@...>
Date: 2011-08-19T16:17:03+09:00
Subject: Re: switch string to object

You can just use eval().

hello = "world"
puts eval("hello")

This is, however, a bad idea, especially if the eval'd string comes
from the user. You should never have to do that.

-- Matma Rex



2011/8/19 zuerrong <zuerrong@gmail.com>:
> 2011/8/19 Josh Cheek <josh.cheek@gmail.com>:
>
>>
>> hello, in this case, is a variable. Notice that you cannot assign `hello`,
>> *itself* to a variable. Only the object that `hello` is pointing to (the
>> string `"world"`)
>>
>> Anywhere you use hello, it will be implicitly dereferenced. It is the same
>> as using the object that it is pointing to. So that means you simply need to
>> do `puts hello` and it will print "world"
>>
>
>
> So, no way to translate a string to a variable name? Thanks.
>
>