fdjones

function isDivisibleByY(n, y) {
    return n % y === 0; // returns true or false
}

function createNewArray(n) {
    return Array.from(Array(n).keys()).map(i => ++i)
}

function print(string) {
    console.log(string);

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for(var i = 1; i < 101; i++) {
    if(i % 3 === 0 && i % 5 === 0) {
        console.log('Fizz Buzz');
    }
    if(i % 5 === 0) {
        console.log('Fizz');
    }
    if(i % 3 === 0) {
        console.log('Buzz')
    }

fdjones

// 1: just returns undefined

function isEven(num) {
  if(num === 0) {
    return true; 
  }
  else if(num === 1) {
    return false; 
  }
  else {

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function foo() {
  return {
    input: this.input,
    delimiter: this.delimier,
    push: function(newString) {
      this.input = this.input ? this.input + this.delimiter + newString : newString;
    },
    pop: function() {
      const LAST_INDEX = this.input.lastIndexOf(this.delimiter);
      this.input = (LAST_INDEX !== -1) ? this.input.substring(0, LAST_INDEX) : '';

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function foo(arg1, arg2) {
    return {
        input: arg1,
        delimiter: arg2,
        push: function (newString) {
            this.input = this.input ? this.input + this.delimiter + newString : newString;
        },
        pop: function () {
            const LAST_INDEX = this.input.lastIndexOf(this.delimiter);
            this.input = (LAST_INDEX !== -1) ? this.input.substring(0, LAST_INDEX) : '';

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// class

class foo {
  constructor(a, b) {
    this.a = a;
    this.b = b;
  }
  
  bar() {
  return true;

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<div class="foo"
     id="bar"
     data-info="foobar"
     aria-hidden="true"
     role="button">
</div>

fdjones

import checkIfArray from './checkIfArray';

function checkIfString(x) {
    x.forEach(function(el) {
        if (typeof el !== 'string') {
            throw new Error('Array can only contain strings');
        }
    });
}

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{
	"parser": "babel-eslint",
	"extends": "plugin:flowtype/recommended",
	"plugins": ["eslint-plugin-flowtype"],
	"settings": {
		"flowtype": {
			"onlyFilesWithFlowAnnotation": true
		}
	},
	"env": {

fdjones

// @flow

import React, { Component } from 'react';
import logo from './logo.svg';
import './App.css';

type Props = {
	name: string,
	age: number,
	DOB: number,