From: Tim Hunter <sastph@...>
Date: 2007-01-24T02:50:10+09:00
Subject: Re: Using Regular Expressions in Arrays

JT Kimbell wrote:
> Hey everyone,
> 
> Right now I have an array of terms and I want to delete/find a term
> using pattern matching.
> 
> For example, I have the following array (this is a very simple example).
> 
> x = ["dog", "cat", "moose"]
> 
> x.include?(/dog/) returns false.
> 
> Now, I understand regular expressions, and can usually get one that
> works, but perhaps I am using them wrong in ruby?
> 
> Anyway, my question is if I can use regex to find an array element(s)?
> 
> Thanks,
> 
> JT
> 

x.include? tests to see if the regular expression /dog/ is an element of 
x, not if some element in x matches /dog/. See the difference?

Anyway, check out Enumerable#find and Array#delete_if.