What exactly is a "closure" in JavaScript?

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Rohit Kharat

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A closure in JavaScript is created when a function is defined within another function, allowing the inner function to access the variables of the outer function even after the outer function has finished executing. It forms a lexical scope that retains access to its outer scope's variables. Closures...
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A closure in JavaScript is created when a function is defined within another function, allowing the inner function to access the variables of the outer function even after the outer function has finished executing. It forms a lexical scope that retains access to its outer scope's variables. Closures are powerful for encapsulation, data privacy, and creating modular code. read less
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Function with preserved lexical scope; retains access to outer variables.
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Function with preserved lexical scope; retains access to outer variables. read less
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Function with preserved lexical scope; retains access to outer variables.
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