# Javascript Cheatsheet

```js
/******************************************************************************
  VALUES
******************************************************************************/
// Number
5;
3.5
// String
"hello world";
'my name is foobar';
// Boolean
true;
false;
// Undefined - system sets this by default
undefined;
// null - sets something to NOTHING on purpose
null;

// arrays - collection of values
[1, null, undefined, true, "hi there", 3.2, ["pineapple", "cheese", "tomato"]];
[
  1,
  null,
  undefined,
  true,
  "hi there",
  3.2,
  ["pineapple", "cheese", "tomato"]
];

// objects - set of values
{ name: "tom", age:  5, gender: "male", height_in_cm: 168 };
{
  name: "tom",
  age:  5,
  gender: "male",
  height_in_cm: 168
};
{
  name          : "tom",
  age           :  5,
  gender        : "male",
  height_in_cm  : 168
};
/******************************************************************************
  VARIABLES
******************************************************************************/

/******************************************************************************
  FUNCTIONS & METHODS
******************************************************************************/




```