Translate all night long into French?

There are several ways to translate "all night long" into French, depending on the context and desired level of formality. Here are a few options:

Formal:

* Toute la nuit (most literal and common)

* Durant toute la nuit (more emphatic)

Informal:

* Toute la nuit (still works)

* Toute la soirée (more about a night out)

* Jusqu'au petit matin (until the early morning)

Example sentence:

* We danced all night long.

* Nous avons dansé toute la nuit.

* Nous avons dansé toute la soirée.