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Groups > comp.lang.javascript > #19838
| From | "Jukka K. Korpela" <jkorpela@cs.tut.fi> |
|---|---|
| Newsgroups | comp.lang.javascript |
| Subject | Re: jslint and typeof |
| Date | 2013-05-20 13:40 +0300 |
| Organization | A noiseless patient Spider |
| Message-ID | <kncubd$i57$1@dont-email.me> (permalink) |
| References | <kr2dnRlKLtGEaQTMnZ2dnUVZ_g6dnZ2d@westnet.com.au> |
2013-05-20 12:59, Andrew Poulos wrote:
> if (typeof options.actor !== "undefined") {
[...]
> and jslint complains of the first line that
>
> "Unexpected 'typeof'. Use '===' to compare directly with undefined."
>
> but the complaint makes little sense to me.
Since the only value of type "undefined" is the one denoted by the
variable undefined, the test
typeof options.actor !== "undefined"
is unnecessary complicated, since you can use
options.action !== undefined
instead.
--
Yucca, http://www.cs.tut.fi/~jkorpela/
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jslint and typeof Andrew Poulos <ap_prog@hotmail.com> - 2013-05-20 19:59 +1000
Re: jslint and typeof "Jukka K. Korpela" <jkorpela@cs.tut.fi> - 2013-05-20 13:40 +0300
Re: jslint and typeof Eric Bednarz <bednarz@fahr-zur-hoelle.org> - 2013-05-20 13:34 +0200
Re: jslint and typeof Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-20 14:23 +0200
Re: jslint and typeof Eric Bednarz <bednarz@fahr-zur-hoelle.org> - 2013-05-26 17:40 +0200
Re: jslint and typeof Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-20 13:48 +0200
Re: jslint and typeof Stefan Weiss <krewecherl@gmail.com> - 2013-05-20 14:44 +0200
Re: jslint and typeof Andrew Poulos <ap_prog@hotmail.com> - 2013-05-20 23:17 +1000
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