Does the object exist?
The two examples below give the same result.
using UnityEngine; using System.Collections;
public class ExampleClass : MonoBehaviour { void Example() { if (rigidbody) Debug.Log("Rigidbody attached to this transform"); } }
...is the same as this...
using UnityEngine; using System.Collections;
public class ExampleClass : MonoBehaviour { void Example() { if (rigidbody != null) Debug.Log("Rigidbody attached to this transform"); } }