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Question by exltus · Oct 09, 2015 at 09:55 PM · c#variablesinstance

access to public methods of instance

I am trying to read variable from instance of my class A.

 // Class A 
 
  public class A: MonoBehaviour { 
  private float age;     
  Start () {         
      age = Time.time;     
  }     
  public float getAge() {         
      return age;
  }
 }

And I want to use it in class B to get oldest instance, that is triggering with my object.

  // class  B
         public class B: MonoBehaviour {
         private List<GameObject> myObjectList;
         
         void Start () {
                 myObjectList = new List <GameObject>();
         }
         void OnTriggerEnter(Collider other) {
                 myObjectList.Add(other.gameObject);
         }
         void Update () {
                     foreach (GameObject myObject in myObjectList){
                     // here is my problem. I have references to instances, that I need, but I don´t know how to elegantly access to their variable "getAge()"
                     }
     }











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Answer by Denvery · Oct 09, 2015 at 10:18 PM

Hello!

I think you can use this way (if you're sure that all objects in myObjectList have MonoBehaviour A):

 foreach (GameObject myObject in myObjectList)
 {
    myObject.GetComponent<A>().getAge();
 }

Or, even this way:

 public class B: MonoBehaviour 
 {
       private List<A> myObjectList;
                  
        void Start () {
              myObjectList = new List <A>();
           }
        void OnTriggerEnter(Collider other) {
               if (other.gameObject.GetComponent<A>() != null)
               {
                   myObjectList.Add(other.gameObject.GetComponent<A>());
               }
           }
        void Update () {
                 foreach (A myObject in myObjectList){
                                myObject.getAge();
         }
       }

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