From: James Gray <james@...>
Date: 2008-10-20T23:40:25+09:00
Subject: Re: Way to split a string based on fixed length?

On Oct 20, 2008, at 9:34 AM, Wayne Molina wrote:

> This is probably a newb question but I can't seem to figure it out.  I
> have a string I'm trying to parse, that is done via a fixed length
> format - it needs to be split on every 8th character in order for me  
> to
> get a proper array list of it so I can do some additional operations  
> on
> it.
>
> The string is something like this: '0000000N0000000N0000000N0000000N'
> and I need it to be an array containing something like: ['0000000N',
> '0000000N', '0000000N', '0000000N'].
>
> Is there a ruby method I can use to split the single string into  
> groups
> of x number of characters, when there is no delimiter?

Sure, you can use a regular expression for this:

   >> "0000000N0000000N0000000N0000000N".scan(/.{1,8}/m)
   => ["0000000N", "0000000N", "0000000N", "0000000N"]

James Edward Gray II