flatten-deep

• Deep flatten arrays in JavaScript
• Non-recursive algorithm.
• Fast (see Benchmarks)
• Linear or constant memory usage

Usage

$ npm install --save flatten-deep

var flattenDeep = require("flatten-deep");
 
console.log(flattenDeep([1, [2, [3, [4, 5], 6]]]))
// => [ 1, 2, 3, 4, 5, 6 ]