From: Shajith Chacko <demerzel@...>
Date: 2009-05-14T23:44:19+09:00
Subject: Re: need to split string into letters and numbers

Hey,

On Thu, May 14, 2009 at 9:28 AM, shawn bright <nephish@gmail.com> wrote:
> I need to be able to split a string into lumps of numbers and letters.
> so for example if st = "JJ542JQ83" would become ['JJ', '542','JQ',"83"]
>
> i have been using st.split(/([a-zA-Z]+)(?=[0-9])/) , this does pretty well
> most of the time,
> but also fails sometimes to do what i need it to . ( like for 202GP)

You could use String#scan for this. Eg:

irb(main):019:0> st = "JJ542JQ83"
=> "JJ542JQ83"
irb(main):020:0> st.scan(/\d+|[A-Za-z]+/)
=> ["JJ", "542", "JQ", "83"]
irb(main):021:0> st = "202GP"
=> "202GP"
irb(main):022:0> st.scan(/\d+|[A-Za-z]+/)
=> ["202", "GP"]
irb(main):023:0>

Does that work?

Shajith