Data types

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Data types

There are 5 data types for you to be aware of:

Integer: Whole numbers e.g. 7
Real/Float: Numbers with a decimal part e.g. 2.5
Boolean: Holds either the value True or False
Character: A single letter, number or symbol e.g. "m"
String: A group of characters e.g. "Bob"

Choosing the right data type

You need to be able to choose the right data type in a given scenario

Casting

Casting is the process of converting one data type to another. It is used to convert input, which is string by default, to its desired case and to convert non-string values to string for concatenation.

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