Finding Maximum Values

Numeric types can store numbers in certain ranges. A byte for example stores values in the range 0-255. But do you know just what the range is for an Int32 or Int64? You can very simply ask PowerShell:

This will also explain the use of unsigned numeric types:

As you can see, unsigned types simply "shift" the negative range into the positive range. So if you do not need negative values, then unsigned data types provide a twice-as-large positive range.

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