The Javascript version of "in_array" php function from the php.js project - http://phpjs.org/
Curried predicate which checks that a value exists in an array. Generally faster than indexOf across JS engines.
indexOf
It Packs Some JS Helper Functions
Module providing in_array function.
Lightweight debugging utility for Node.js and the browser
Lodash modular utilities.
React is a JavaScript library for building user interfaces.
A querystring parser that supports nesting and arrays, with a depth limit
Higher-order functions and common patterns for asynchronous code
Babel compiler core.