[Comma] ...by either tonight, or tomorrow morning

English as a Second Language English Vocabulary, Grammar and Idioms
1

Dear native English speakers,

stuff.co.nz/national/health/ … us-cricket
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Is the comma necessary? If you answer yes, could you tell me why?

2

It’s not necessary. In fact, it probably shouldn’t be there.

3

Can I say as below:
“I will come there either tonight or tomorrow morning.”
Is it OK?
Please comment.
Thanks,
Er.S.M.M.Hanifa

4

Thank you, Jamie.

5

That is acceptable, yes.