Revisions to Check if a value is an object in JavaScript

There are 7 primitive datatypes but this answer was described 5 only, which was wrong. So i changed it to 7 with its name.

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edit approved Jul 22, 2021 at 13:43

Safin Ghoghabori

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primitive, primitive value

A data that is not an object and does not have any methods. JavaScript has 57 primitive datatypesdata types: string, number, booleanbigint, nullboolean, undefined, symbol, and null.

Commonmark migration

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edited Jun 20, 2020 at 9:12

Community Bot

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primitive, primitive value

A data that is not an object and does not have any methods. JavaScript has 5 primitive datatypes: string, number, boolean, null, undefined.

Rollback to Revision 4

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edited Jul 20, 2016 at 14:05

Matt Fenwick

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Object.prototype.toString.call won't work, because of false negativespositives for all of the primitive wrappers and the custom builtin object typesprimitives:

Object.prototype.toString.call won't work, because of false negatives for all of the primitive wrappers and the custom builtin object types:

Object.prototype.toString.call won't work, because of false positives for all of the primitives:

added 44 characters in body

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edited Jun 27, 2016 at 3:59

Bergi

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extra examples

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edited Jun 25, 2014 at 16:37

Matt Fenwick

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added 505 characters in body

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edited Apr 9, 2014 at 11:18

Matt Fenwick

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added 1180 characters in body

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edited Mar 18, 2014 at 14:55

Matt Fenwick

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answered Mar 18, 2014 at 14:44

Matt Fenwick

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