Many functional programmers would say that "Functional Programming" is far more than just functions as first-class entities, and some would go so far as to say

Many functional programmers would say that "Functional Programming" is far more than just functions as first-class entities, and some would go so far as to say that you can't do proper FP in JavaScript at all. There is plenty of room for debate over what the requirements are for doing "Functional Programming," but it is difficult to look at JavaScript and feel that it provides an excellent platform for top-notch functional programming.