Kay Amsterdam

Software Engineer

JavaScript Functions and Closures A JavaScript function is a block of code that is executed when it is called. Functions can be used to encapsulate code and make it reusable. They can also be used to pass data around and to create complex applications. A closure is a special kind of function that has access to the variables of its enclosing scope. This means that a closure can remember the values of variables even after the enclosing scope has been destroyed. Closures are used in many JavaScript applications, such as event handlers and promises. JavaScript Events and DOM Manipulation Events are objects that are triggered by user actions or changes in the environment. JavaScript provides...