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String
The first data type we will cover is a string. A series of characters represent a string. Strings are used to display text in an app. A string wrapped in quotes is known as a string literal. In programming, we cannot just add text to Playgrounds. So, to write a string, we must wrap our string inside quotes.
Let's add our name into Playgrounds, wrapped in quotes:
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In Playgrounds, your values appear inside of your Results Panel. So, we now know that in order to create a string, we need to use quotes.