jQuery.isPlainObject( object )Returns: Boolean
Description: Check to see if an object is a plain object (created using "{}" or "new Object").
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version added: 1.4jQuery.isPlainObject( object )
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objectType: PlainObjectThe object that will be checked to see if it's a plain object.
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Note: Host objects (or objects used by browser host environments to complete the execution environment of ECMAScript) have a number of inconsistencies which are difficult to robustly feature detect cross-platform. As a result of this, $.isPlainObject() may evaluate inconsistently across browsers in certain instances.
An example of this is a test against document.location using $.isPlainObject() as follows:
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which throws an invalid pointer exception in IE8. With this in mind, it's important to be aware of any of the gotchas involved in using $.isPlainObject() against older browsers. A couple basic examples that do function correctly cross-browser can be found below.
Example:
Check an object to see if it's a plain object.
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