Re: [MacPerl] Testing for Defined

[Christian Brechbuehler <brech@vision.ee.ethz.ch>]

MacPerl complained to Richard Gordon:
> # Value of <HANDLE> construct can be "0"; test with defined().


Excerpt of message (sent 19 January 1999) by David Turley:
> while (defined($the_input = <INPUT>)){
> 
> This makes sure your while loop won't end prematurly if a line in
> <INPUT> contains only '0'.


You must set $/="0" to make this happen, or is there another way?

	Christian Brechbuehler
	
	Communication Technology Laboratory, Image Science Group
	Swiss Federal Institute of Technology (ETH), Zurich

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