JavaScript handler.isExtensible() MethodThe 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"). SyntaxParameterstarget: The target object. Return valueReturn a Boolean value. Browser Support
Example 1Test it NowOutput: in isExtensible true in isExtensible false Example 2Test it NowOutput: in value : true Example 3Test it NowOutput: true
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