In string.IsNullOrWhiteSpace(parts[1])) why isthe 1 after parts used for? And the 0 and 1 in a sentence above right after parts

Question

This is a college exercise and not a program from solelearn.
https://code.sololearn.com/ckLHiOFinTW7/?ref=app

Answer 1

https://learn.microsoft.com/en-us/dotnet/csharp/language-reference/builtin-types/arrays

You can google for more examples and explanations, but I think you should do some basic C# courses first.

Answer 2

parts[1] is the 2nd element in the parts array. parts[0] is the 1st element in the parts array

Answer 3

What is an array?

Answer 4

On it....

Answer 5

We haven't learnt anything about arrays in college yet but still got this assignment :)

Answer 6

How can we declare the number of dimensions in an array as it says in the para that the number of dimensions are already declared?