trooperandz

// Create our custom forEach function and attach it to the prototype
Array.prototype.customForEach = function(callback) {
  const arr = this;
  
  for(let i = 0; i < arr.length; i++) {
    callback(arr[i], i, arr);
  }
}

// Execute our custom forEach function

trooperandz

// Create our custom map function and attach it to the prototype
Array.prototype.customMap = function(callback) {
  const arr = this;
  const newArr = [];
  
  for(let i = 0; i < arr.length; i++) {
    const alteredElement = callback(arr[i], i, arr);
    newArr.push(alteredElement);
  }
  

trooperandz

// Create our custom filter function and attach it to the prototype
Array.prototype.customFilter = function(callback) {
  const arr = this;
  const newArr = [];
  
  for(let i = 0; i < arr.length; i++) {
    if (callback(arr[i], i, arr)) newArr.push(arr[i]);
  }
  
  return newArr;

trooperandz

// Create our custom reduce function and attach it to the prototype
Array.prototype.customReduce = function(callback, initialValue) {
  let accumulator = initialValue;
  let arr = this;
  
  for(let i = 0; i < arr.length; i++) {
    accumulator = (accumulator ? callback(accumulator, arr[i], i, arr) : arr[i]);
  }
  
  return accumulator;

trooperandz

// Create our custom some function and attach it to the prototype
Array.prototype.customSome = function(callback) {
  const arr = this;
  
  for(let i = 0; i < arr.length; i++) {
    if(callback(arr[i], i, arr)) return true;
  }
  
  return false;
}

trooperandz

// Create our custom every function and attach it to the prototype
Array.prototype.customEvery = function(callback) {
  const arr = this;
  
  for(let i = 0; i < arr.length; i++) {
    if (!callback(arr[i], i, arr)) return false;
  }
  
  return true;
}

trooperandz

// Create our custom find function and attach it to the prototype
Array.prototype.customFind = function(callback) {
  const arr = this;
  
  for (let i = 0; i < arr.length; i++) {
    if (callback(arr[i], i, arr)) return arr[i];
  }
        
  return false;
}

trooperandz

// See http://babeljs.io/docs/en/env/
{
  "presets": ["env", "react"]
}

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const path = require('path');
const webpack = require('webpack');
const BrowserSyncPlugin = require('browser-sync-webpack-plugin');

module.exports = {
  entry: './src/index.js',
  mode: 'development',
  module: {
    rules: [
      {

trooperandz

node_modules
dist