Jonathan Hawley-Peters jonathanhawleypeters

## example-weekly-food-budget.csv

          
            Day
            Amount

            
              Monday
               $5

            
              Tuesday
              $7

            
              Wednesday
              $10

            
              Thursday
               $5

            
              Friday
               $8

            
              Saturday
               $15

            
              Sunday
               $8

            
              Monthly remainder
               ~$42

## this_keyword_useful_in_setInterval.js
var Cat = function() {
  this.name = ‘Fluffball’;
  this.emote = ‘meow’;
  setInterval(()=>{
    console.log(this.emote);
  }, 2000)
};

var myNewCat = new Cat(); //meow, meow, meow… every 2 seconds ad infinitum

## arrow_function_on_prototype.js
Cat.prototype.readCollar = () => {
  console.log(this.name);
  //undefined at call time, 'this' is bound to the global scope
};

## fat_arrow_vs_regular_function.js
function() {

}

//becomes

() => {

}
	Day	Amount
	Monday	$5
	Tuesday	$7
	Wednesday	$10
	Thursday	$5
	Friday	$8
	Saturday	$15
	Sunday	$8
	Monthly remainder	~$42
	var Cat = function() {
	this.name = ‘Fluffball’;
	this.emote = ‘meow’;
	setInterval(()=>{
	console.log(this.emote);
	}, 2000)
	};

	var myNewCat = new Cat(); //meow, meow, meow… every 2 seconds ad infinitum
	Cat.prototype.readCollar = () => {
	console.log(this.name);
	//undefined at call time, 'this' is bound to the global scope
	};