Doesn't this really depend on who ask who out on a date? If the woman asked the man out to dinner she should pay and vice versa. Ofc in the society of today it's much more common for a man to ask a woman out on a date then the other way around because womans/girls are for some reason not expected or encouraged to take initiative.
If either of them (or both) is a bit short on money though I think splitting the cost is a good idea.
If either of them (or both) is a bit short on money though I think splitting the cost is a good idea.