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A closure is the combination of a function bundled together with references to its surrounding state (the lexical environment). Closures allow an inner function to access the scope of an outer function even after the outer function has returned. javascript happy rawat javascript interview questions pdf free upd
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function counter() let count = 0; return function() count++; return count; ; const increment = counter(); console.log(increment()); // 1 console.log(increment()); // 2 Use code with caution. 2. Advanced JavaScript Mechanics
All three methods change the context of the this keyword inside a function. Invocation Argument Format Return Value Comma-separated list Result of the function apply() Single array of arguments Result of the function bind() Comma-separated list A brand new function Q5: Predict the output of this Event Loop snippet: javascript