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I will, thank you. :)

If I let print:

System.out.print(ArrayListFileData2.get(i) + " ")

Then I get everything one by one.

So by doing this:

Cell ArrayKey2 = ArrayListFileData2.get(i);

I see that "ArrayKey2String" is being stuck on "Index" inside the if loop.
How do I know how to solve that?
I tried ArrayKey2String = ""; behind the while loop but that wasn't it.

I have made a program that reads in an excel file. And then stores certain things in an arrayList and HashMap.
Now I would like to compaire if an value from the arrayList is available in the...