![]() The map() method, similar to the forEach() method, executes the provided function once for each element in an array. Also, forEach method doesn’t return anything (undefined). After executing the function for every array element, this method changes the values of the existing array elements according to the result of the provided function. The forEach() method executes a provided function once for each element in an array. In JavaScript, methods are actions that can be performed on objects. These methods help us iterate through arrays. To begin with, let's quickly understand what a method is and then look at the syntax, functionality followed by comparing forEach and map methods. ![]() ![]() In this tutorial, let us look at two commonly used, seemingly similar array methods and compare them to see different they are.
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