From: Florian Gilcher <flo@...>
Date: 2009-11-28T16:47:21+09:00
Subject: Re: where is grep?


On Nov 28, 2009, at 3:57 AM, David A. Black wrote:

>> The same can be done in Ruby 1.9 by just splitting the String  
>> beforehand. Arrays are Enumerable and thus
>> still have grep:
>>
>> x = "hello\nworld\nbaby\ngirl"
>> x.split("\n").grep(/hello/)
>> #=> ["hello"]
>>
>> Note the absence of the line-break which might be intended or not :).
>
> I would probably do this in 1.9:
>
>  string.lines.grep(/pattern/)
>
> where lines returns an enumerator.
>
>
> David


Jep, there is always room to improve. It also maps better to the old  
behaviour where you were basically grepping #each_line.

Thanks,
Florian