In what order do the Unity functions execute during each frame?

Question

I'm wondering in which order each built in function executes during each frame.

For example:

Update() runs before LateUpdate()

The one I am concerned about the most is whether OnCollisionEnter() runs before Update() during each frame.

Does anyone know of an overall list of the priority on these functions?

Thanks!

Answer 1

Answer by tertle · Feb 23, 2011 at 01:03 AM

I do not believe it is really deterministic, though I could be wrong.

Really you just know that LateUpdate() will run once per a frame after Update().
Update() will run once a frame and
FixedUpdate() may run multiple times per frame.
OnCollisionEnter() Should only be called when a collision occurs, and would be based off FixedUpdate() time.

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