Front EndTop 10 use cases of JavaScript Closure

A closure in JavaScript is a function that has access to its outer scope variables even after the outer function has returned. Closures are created when a function is defined within another function, and the inner function has access to all the variables in the outer function's scope.

Front EndJavaScript Best Practices

Use strict equality operator (===) instead of abstract equality operator (==): The strict equality operator tests for both type and value equality, while the abstract equality operator may perform type coercion.