From: Brian Candler <b.candler@...>
Date: 2011-07-26T05:13:34+09:00
Subject: Re: Very Very simple problem

amir e. wrote in post #1012824:
> I have a string like "12345678". I want to remove first character.
> How can I do this?

irb(main):001:0> s="12345678"
=> "12345678"
irb(main):002:0> s[0,1] = ""
=> ""
irb(main):003:0> s
=> "2345678"


irb(main):004:0> s="12345678"
=> "12345678"
irb(main):005:0> s.sub!(/./,'')
=> "2345678"
irb(main):006:0> s
=> "2345678"

-- 
Posted via http://www.ruby-forum.com/.