Informal:
* Dégage! (Get out!) - This is the most direct and informal way to say it, often used with friends or family.
* Casse-toi! (Get lost!) - This is a more aggressive version of "dégage," used when you're angry or want to be rude.
* Fous le camp! (Get out of here!) - Similar to "casse-toi," but slightly more informal.
* Va te faire voir! (Go see yourself!) - Another informal way to tell someone to leave.
Formal:
* Sortez d'ici! (Get out of here!) - This is the most formal way to say it, used in professional settings or when addressing someone you don't know well.
* Partez d'ici! (Leave this place!) - Similar to "sortez d'ici," but can also be used in informal contexts.
Other options:
* Je m'en vais! (I'm leaving!) - This is a polite way to say you're leaving, without directly telling someone to leave.
* Je dois y aller! (I have to go!) - Another polite way to say you're leaving.
The best way to say "out of here" in French depends on the situation and your relationship with the person you are speaking to.