Who would win in a battle Spider-Man or Batman ?

Update: must leave who you think will win and why
Update 2: ok so lets say batman got a call to a crime shows up to find Spider-Man had been there and just left but you know batman he has some question of course so he tracks down Spider-Man and just as batman going to confront Spider-Man venom shows up and Spider-Man is now fighting venom and batman just watching from the... show more ok so lets say batman got a call to a crime shows up to find Spider-Man had been there and just left but you know batman he has some question of course so he tracks down Spider-Man and just as batman going to confront Spider-Man venom shows up and Spider-Man is now fighting venom and batman just watching from the side jumps into this fight once batman joined the fight venom makes his escape leaving batman and Spider-Man in a strange situation Spider-Man and batman talk for a few mins
Update 3: before fighting each other
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