From: William James <w_a_x_man@...>
Date: 2008-10-25T09:55:01+09:00
Subject: Re: help with regular expressions

Vandana wrote:

> Hi all,
> 
> I'm fairly new to programming with regular expressions.  I would like
> some help with the
> following. Consider the format given below as what I will receive in a
> file.
> 
> While reading from the file, Im interested only in reading those lines
> that have the forward-slash' in
> them (lines 9,10,12, 13). How can I do this in ruby?
> 
> 1. -------------------------------
> 2.   Version 2.05  bla bla
> 3.   bla bla
> 4.   bla
> 5.
> 6.    ------------------------------
> 7.    xx                    0.0   4.5 6.7
> 8.    xx (yy)               2.0   4.5 5.6
> 9.    a/b/c/d ()            6.0    2.0 3.4
> 10.  a/b/c/d (yy)
> 11.
> 12.  h/j/k/l/m             5.0 9.0 8.9
> 13.  h/j/k/l/m ()
> 14.
> 15.  xx                    0.0    0.0   0.0
> 16.  yy                    8.9 8.9 8.0
> 17. ---------------------------------------
> 
> 
> Thank you for your time & help
> Vandana

Awk:

awk "/\//" myfile


Ruby:

ruby -ne "print if /\//" myfile


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