Tutorial by Examples

The .map function accepts an array and an iteratee function, the iteratee produces a transformed copy of each array object. The iteratee function provides 3 arguments item - The current iterated object i - The index of the iterated object list - A reference to the original array/list The ne...

The _.each function accepts an array or an object, an iteratee function and an optional context object, the iteratee function is invoked once and in order for each array item The iteratee function provides 3 arguments item - The current iterated object (or value if an object was passed) i - The i...