The syntax of functional programming just isn’t readable at a glance. A couple of code snippets will show you what I mean. An example from Erlang:-module(listsort).-export([by_length/1]).

Pure functions. The ideal in functional programming is what is known as pure functions.A pure function is one whose results are dependent only upon the input parameters, and whose operation ...

Facebook went with a novel programming methodology, called functional programming, to update the News Feed for its Apple iOS client, which helped considerably in tuning and debugging the app.

In functional programming, there are two varieties of functions: first-order functions and pure functions. First-order functions. A first-order function takes standard data types (string, number, ...