From: Joel VanderWerf <vjoel@...>
Date: 2005-08-08T05:25:42+09:00
Subject: Re: sub(/variable/,'')

Marcin Jurczuk wrote:
> Helo here is my problem:
> 
> C:\Documents and Settings\spock>irb
> irb(main):001:0> a="DEL"
> => "DEL"
> irb(main):002:0> b="DELETE"
> => "DELETE"
> irb(main):003:0> b.sub(/a/,'')
> => "DELETE"
> irb(main):004:0> b.sub(/DEL/,'')
> => "ETE"
> irb(main):005:0> quit
> 
> 
> How use variable "a" as sub argument ?
> 
> 

irb(main):001:0> a = "DEL"
=> "DEL"
irb(main):002:0> b = "DELETE"
=> "DELETE"
irb(main):003:0> b.sub(/#{a}/,'')
=> "ETE"
irb(main):004:0> b.sub(a,'')
=> "ETE"

-- 
      vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407