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Level 28

[No Typing] Data Types


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yes
Dynamic Types
var x = "Let's put single quotes"
Strings and Single Quotes
var x = 'He is "nice" '
Strings and Double Quotes
typeof Name; //returns number
Types of Numbers
var x = true; var y = false;
Booleans
var arrayName = ["string1", "string2"];
Arrays
typeof variable;
type of a variable
variableName = undefined;
empty a variable
objectName = undefined;
empty an object
null
nothing
var variableName = null;
null a variable