Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!cs.utexas.edu!uunet!fciva!dag
From: dag@fciva.FRANKCAP.COM (Daniel A. Graifer)
Newsgroups: comp.unix.shell
Subject: Re: Awk question
Message-ID: <585@fciva.FRANKCAP.COM>
Date: 21 Jan 91 15:39:53 GMT
References: <3094@wyse.wyse.com> <1991Jan20.062150.24582@convex.com> <681@silence.princeton.nj.us> <1991Jan20.232154.29651@convex.com>
Reply-To: dag@fciva.UUCP (Daniel A. Graifer)
Distribution: usa
Organization: Coastal Capital Funding Corp., McLean, VA
Lines: 40

In article <1991Jan20.232154.29651@convex.com> tchrist@convex.COM (Tom Christiansen) writes:
>From the keyboard of jay@silence.princeton.nj.us (Jay Plett):
>:I've never been able to find a way to use a variable on the right-hand
>:side of a ~ expression with any of the incarnations of awk.  Have I
>:missed something?
>
>Hmm, now that you mention it, there's no way for awk to distinguish
>
>    if (myarray[i] ~ /foo/)
>
>is the literal or the variable foo. 

$ nawk 'BEGIN{
x="aw fubar anyways"
foo="bar"
if ( x ~ foo )
	print "Yep"
else
	print "Nope"
}'
Yep
$ nawk 'BEGIN{
x="aw fubar anyways"
foo="b.r"
if ( x ~ foo )
	print "Yep"
else
	print "Nope"
}'
Yep

'nuff said

Dan

-- 
Daniel A. Graifer			Coastal Capital Funding Corp.
Sr. Vice President, Financial Systems	7900 Westpark Dr. Suite A-130
(703)821-3244				McLean, VA  22102
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