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Message-ID: <1615269.NoscLsuIhr@PointedEars.de>
From: Thomas 'PointedEars' Lahn <PointedEars@web.de>
Reply-To: Thomas 'PointedEars' Lahn <cljs@PointedEars.de>
Organization: PointedEars Software (PES)
Date: Sat, 30 Jun 2012 10:54:53 +0200
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Subject: Re: what does var adc = adc || {}; mean?
Newsgroups: comp.lang.javascript
References: <4c004bc9-7ec9-41f5-ad85-063688237033@googlegroups.com> <jsffse$fkg$1@dont-email.me> <gntmu7le41drms3tsmis7be1err2hflnmi@4ax.com> <jsg1lb$25r$1@dont-email.me>
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Xref: csiph.com comp.lang.javascript:14781

Gregor Kofler wrote:

> I suppose situations without the var are more frequent:
> 
> function foo(bar) {
>    bar = bar || 42;
>    ...
> }
> 
> though a
> 
> function foo(bar) {
>    var bar = bar || 42;
>    ...
> }
> 
> wouldn't do any harm.

… and

  function foo(bar) {
    if (!bar) bar = 42;
    ...
  }

(with or without Block statement) would make sense. 


PointedEars
-- 
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