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From: benah@adspp.uucp (Ben A. Hunsberger)
Newsgroups: comp.unix.questions
Subject: Re: If $1 = "" I get an error, Help:-)
Message-ID: <669@adspp.uucp>
Date: 9 Oct 90 15:47:06 GMT
References: <2919@canisius.UUCP> <5434@ptsfa.PacBell.COM> <541@mtndew.Tustin.CA.US>
Distribution: usa
Organization: MicroAge/Abacus - Elkhart, IN
Lines: 21

In article <541@mtndew.Tustin.CA.US> friedl@mtndew.Tustin.CA.US (Steve Friedl) writes:
>> Enclose the $1 in "s:
>> 
>>            if [ "$1" = "" ]
>> 
>
also suggested...
>
>             if [ x"$1" = x"" ]
>

ok, excuse my ignorance but, wouldn't the following work just as well?

   if [ -z "$1" ]

which is used to test if the variable is zero length?
-- 
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