From: Robert Klemme <shortcutter@...>
Date: 2006-08-12T19:35:14+09:00
Subject: Re: Regexp Parsing -- What's the right way?

skelastic@gmail.com wrote:
> Greetings,
>
> I'm trying to parse the following line:
>
> "00608 P 135 001 LEC Tu 2-5P 210 WHEELER Information Tech and Soceity
> 3 LAGUERRE"
>
> i've constructed the following regexp:
> /(\d{5}).(\D\s\w{2,4}).(\d{1,4}\s\D{3}).(\D{1,4}\s\d+).*(\d{1,4}\s\D{1,9}).(\w+).*(\d?).*(\w{1,14}).*/
>
> with a input file i've successfully produced the following output:
> control# 00608                     ---- correct
> course#: P 135                     ---- correct
> section#: 001 LEC                     ---- correct
> day-hour#: Tu 2                     ---- missing '-5P
> room#: 3 LAGUERRE,           ---- should be 210 WHEELER
> course-name#: M                  --- IT and Soceity
> credits#:                               --- should be 3
> prof#: 5                                 --- should be LAGUERRE
>
> i'm a novice to ruby and regexp. i would like to know if i'm taking
> the right approach.
> i'll eventually nail it but any hints or suggestions would be useful.
>
> appreciate the help.

Looks pretty ok to me apart from that I'd use \s instead of . to parse white 
space separating entries.

    robert