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Unity3D with UnityScript Cheat Sheet (DRAFT) by

This is a draft cheat sheet. It is a work in progress and is not finished yet.

MonoBe­havior — Base Class of all Scripts

Most scripts attach to a game object — an object that is part of your Unity3D scene. All scripts inherit from MonoBe­havior, which inherits from Object base classes.

Event Messages

Message
Called when ...
UPDATE EVENTS
 
Awake()
... script is loading
 
Start()
... script starts
 
Update()
... every frame
 
FixedU­pdate()
... every fixed framerate (best for physics)
 
LastUp­date()
... after Update() and FixedU­pdate()
COLLISION EVENTS
 
OnCollisionEnter()
... object first collides with something
 
OnColl­isi­onS­tay()
... while this object continues colliding
 
OnColl­isi­onE­xit()
... when object stops colliding with something
TRIGGER EVENTS
 
OnTrig­ger­Enter()
... object has something enter its trigger area
 
OnTrig­ger­Stay()
... another object remains in trigger area
 
OnTrig­ger­Exit()
... another object leaves this object's trigger area