When does it matter whether you use int versus Int32, or string versus String?

Question

In C#, the keywords for built-in types are simply aliases for corresponding types in the System namespace.

Generally, it makes no difference whether yo

Answer 1

It doesn't require you to use one or the other. However, if you want a larger or smaller int you might want to explicitly use Int16 or Int64 instead of int which is an alias for Int32.