Introduction - Introduction to Javascript - Datatypes

5 important questions on Introduction - Introduction to Javascript - Datatypes

What does the data type String represent?

Any grouping of characters on your keyboard (letters, numbers, spaces, symbols) surrounded by single quotes ' ... ' or double quotes "...".

Note: string = fancy word for text
Single quotes are preferred

What does the data type Boolean represent?

True or false

Think of it as an on/off switch or yes/no

What does the data type Undefined represent?

The absence of a value: undefined

Different use than null 
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What does the data type Symbols represent?

Unique identifiers (not important for now)

6 data types are called primitive, which one is the more complex one?

Object

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