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From: Peter Stephenson <pws@csr.com>
To: zsh-users@sunsite.dk
Subject: Re: Bash to Zsh Funny
Date: Thu, 10 Mar 2005 13:46:47 +0000	[thread overview]
Message-ID: <19070.1110462407@csr.com> (raw)
In-Reply-To: Message from zzapper <david@tvis.co.uk>  of "Thu, 10 Mar 2005 13:24:15 GMT." <7gi0311elotb15km654vlvcfbhe5vqej7o@4ax.com>

zzapper wrote:
> Any improvments?

>    if [ "$files" != "" ]

It would probably be more standard to rewrite this as

if [[ ${#files} -gt 0 ]]

or equivalently

if (( ${#files} ))

which test whether there are any elements in the array.  However, in
practice what you have will work fine, since a zero-length filename
is meaningless.

pws


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  parent reply	other threads:[~2005-03-10 13:47 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-09 11:26 zzapper
2005-03-09 11:41 ` J
2005-03-09 12:01   ` David Rayner
2005-03-10 13:24     ` zzapper
     [not found]       ` <david@tvis.co.uk>
2005-03-10 13:46         ` Peter Stephenson [this message]
2005-03-09 16:14   ` Dan Nelson

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