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From: Thomas 'PointedEars' Lahn <PointedEars@web.de>
Newsgroups: comp.lang.javascript
Subject: Re: Object.defineProperties
Date: Fri, 05 May 2017 18:18:53 +0200
Organization: PointedEars Software (PES)
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References: <oebtq0$2611$1@csiph.com> <objects-20170503082342@ram.dialup.fu-berlin.de> <oec3h1$2dav$1@csiph.com> <class-20170503094344@ram.dialup.fu-berlin.de> <oec665$2g1c$1@csiph.com> <class-20170503102120@ram.dialup.fu-berlin.de> <oecbqt$2l61$1@csiph.com> <type-tags-20170503130718@ram.dialup.fu-berlin.de> <oed1ip$bg1$1@csiph.com>
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Xref: csiph.com comp.lang.javascript:33220

Cezary Tomczyk wrote:

> On 03/05/2017 14:07, Stefan Ram wrote:
>> Cezary Tomczyk <cezary.tomczyk@gmail.com> writes:
>>> So, I can't trust what's returned by
>>> Object.prototype.toString.call(obj). However, if I want to check what
>>> type is an object then I can use typeof operator, but it's not quite
>>> thing I want as the typeof for object type array give me "object".
>>
>>   I just had this idea: You can tag each prototype with your
>>   own tag symbol: For example, to tag the String prototype:
>>
>> |> let myTag = Symbol( "myTag" );
>> |> Object.getPrototypeOf( "" )[ myTag ] = "String"
>> […]
> Interesting approach. It seems it's working. Thanks.
> 
> Let's see if anyone else would have a different idea.

Quack ;-)

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