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JavaScript handler.isExtensible() Method

The handler.isExtensible() method a trap for Object.isExtensible(). We can be mostly used for logging or auditing calls to Object.isExtensible (determine if an object is "extensible").

Syntax

Parameters

target: The target object.

Return value

Return a Boolean value.

Browser Support

Chrome Compatibility unknown
Edge Compatibility unknown
Firefox 31
Opera Compatibility unknown

Example 1

Test it Now

Output:

in isExtensible true 
in isExtensible false

Example 2

Test it Now

Output:

in value : true 

Example 3

Test it Now

Output:

true

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B.Tech / MCA