From: Christian Neukirchen <chneukirchen@...>
Date: 2006-02-28T01:04:16+09:00
Subject: Re: string contains one of these???

"Robert Klemme" <shortcutter@googlemail.com> writes:

> 2006/2/27, mikkel <mikkel@helenius.dk>:
>> Imagine,
>>
>> I have
>>
>> leagues=%w{ 1D 2D U16 U19 LR RR JNL NL}
>>
>> for a given string, say "some stuff NL is chunky" i want determine which
>> of the matches it contains...
>>
>> now, the hard way (more code, less thought) would be to iterate the
>> array and do a ~= on it...but is there a simpler way ???
>
>>> leagues=%w{ 1D 2D U16 U19 LR RR JNL NL}
> => ["1D", "2D", "U16", "U19", "LR", "RR", "JNL", "NL"]
>>> "some stuff NL is chunky".scan( Regexp.new( leagues.join('|') ) )
> => ["NL"]

irb(main):002:0>  "some stuff NL is chunky".scan Regexp.union(*leagues)
=> ["NL"]

> robert
-- 
Christian Neukirchen  <chneukirchen@gmail.com>  http://chneukirchen.org