to have told you
Je suis désolé de te l'avoir dit.
I'm sorry I told you.
Je suis désolée de te l'avoir dit.
I'm sorry I told you.
Désolé de ne pas te l'avoir dit.
Sorry I didn't tell you.
Je regrette de te l'avoir dit.
I regret telling you.
I thought I told you.
I thought I told you.