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Groups > comp.lang.javascript > #24138
| From | Thomas 'PointedEars' Lahn <PointedEars@web.de> |
|---|---|
| Newsgroups | comp.lang.javascript |
| Subject | Re: intercept an alert |
| Date | 2014-05-12 11:32 +0200 |
| Organization | PointedEars Software (PES) |
| Message-ID | <3910370.hJEAF5dPUy@PointedEars.de> (permalink) |
| References | <862dneogqrcsze3OnZ2dnUVZ_gCdnZ2d@westnet.com.au> <raKdnSsnnK2Ow-3OnZ2dnUVZ_sadnZ2d@westnet.com.au> |
Andrew Poulos wrote:
> if (!window._alert) {
> window._alert = window.alert;
> }
>
> window.alert = function(msg){
> if (msg.indexOf('is empty') != -1) {
> return false;
> } else {
> return window._alert.apply(this, arguments);
> }
> };
>
> Is this the way to go?
Not quite. You should not augment the host object referred to by “window”
with an “_alert” property (modifying its “alert” property is bad enough, but
I cannot see a better alternative here). Use a variable or a property of
your own object instead.
--
PointedEars
FAQ: <http://PointedEars.de/faq> | SVN: <http://PointedEars.de/wsvn/>
Twitter: @PointedEars2 | ES Matrix: <http://PointedEars.de/es-matrix>
Please do not Cc: me. / Bitte keine Kopien per E-Mail.
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intercept an alert Andrew Poulos <ap_prog@hotmail.com> - 2014-05-12 14:38 +1000
Re: intercept an alert Andrew Poulos <ap_prog@hotmail.com> - 2014-05-12 15:35 +1000
Re: intercept an alert Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2014-05-12 11:32 +0200
Re: intercept an alert Simon Lewis <simonlewis2001@gmail.com> - 2014-05-12 12:29 +0200
Re: intercept an alert Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2014-05-12 13:30 +0200
Re: intercept an alert "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2014-05-12 14:54 +0200
Re: intercept an alert "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2014-05-12 15:36 +0200
Re: intercept an alert Simon Lewis <simonlewis2001@gmail.com> - 2014-05-12 15:40 +0200
Re: intercept an alert Simon Lewis <simonlewis2001@gmail.com> - 2014-05-12 15:43 +0200
Re: intercept an alert "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2014-05-12 16:19 +0200
Re: intercept an alert Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2014-05-12 19:35 +0200
Re: intercept an alert garrett.smith@acxiom.com - 2014-05-14 09:57 -0700
Re: intercept an alert Dr J R Stockton <reply1400@merlyn.demon.co.uk.invalid> - 2014-05-13 18:00 +0100
Re: intercept an alert garrett.smith@acxiom.com - 2014-05-14 09:57 -0700
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