I would have … it
I would have bet on it.
I would have seen it.
Vous pensez que je l'aurais laissé sans protection ?
Do you think I would have left it unprotected?
— Bullet Train (2022)
How would I have known?
Je l'aurais fait si elle était moins fière.
I would have done it if she were less proud.
— Harry Potter et la Coupe de feu (2005)
Je l'aurais fait pour Tom si j'avais eu plus de temps.
I would have done it for Tom if I had had more time.
Moi je l'aurais pas laissé aller à la soupe.
I wouldn’t have let him go to the soup kitchen.
— Le Voleur de bicyclette (1948)
Otherwise, I wouldn’t have done it.
— On ne vit qu'une seule fois (2011)