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QusAmong the given statements, which statement defines closures in JavaScript? Qusदिए गए कथनों में से कौन सा कथन जावास्क्रिप्ट में क्लोजर को परिभाषित करता है?
A. JavaScript is a function that is enclosed with references to its inner function scope
B. JavaScript is a function that is enclosed with references to its lexical environment
C. JavaScript is a function that is enclosed with the object to its inner function scope
D. None of the mentioned
Solution
B. JavaScript is a function that is enclosed with references to its lexical environment
Explanation
A closure is a function that is enclosed with references to its lexical environment. A closure allows an inner function to access the scope of an outside function. Closures are formed every time a function is created in JavaScript, during function creation time.
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