forEach

Calls a function for each value. 🏃 📼 📦 🌔 📒

iterable.forEach(x, fn);
// x:  an iterable
// fn: called function (v, i, x)

const iterable = require('extra-iterable');

var x = [1, 2, -3, -4];
iterable.forEach(x, v => console.log(v));
// 1
// 2
// -3
// -4

references

• Array.prototype.forEach: MDN web docs
• array_walk: PHP