If statement in a Multidimensional Array Help

[learner99]

I'm trying to put an if statement in a 2d array to check and see if the cell has data in it.
If it does I want to concatinate more data to the end of it.

Can you please look at my IF statement and tell me what Im doing wrong.
Thank you

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[patel45]

change the line

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to

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[learner99]

Thank you!