reference variable from another script unity code example

Example 1: unity variable from another script

//Make Health public
public class PlayerScript: MonoBehaviour {
  public float Health = 100.0f;
}

//Access it.

public class Accessor : MonoBehaviour {
    void Start()
    {
        GameObject thePlayer = GameObject.Find("ThePlayer");
        PlayerScript playerScript = thePlayer.GetComponent<PlayerScript>();
        playerScript.Health -= 10.0f;
    }
}

Example 2: get variable from other scriptin unity c#

//-------------------------------PUT IN ScriptA-----------
public ScriptB = scriptB;

void Start()
{
  scriptB.myFloat = 3.542f;
}
//---------------------------------------------
//---------------------------PUT IN ScriptB---------
//make sure public so it can be accessed from other scripts.
public float myFloat;
//script a will change myFloat to 3.542 from null;
//note this is for Unity and C#

Example 3: how to reference a variable from another script in unity

public class PointScript : MonoBehaviour {      public static int playerScore;  //  Static keyword makes this variable a Member of the class, not of any particular instance.      void OnTriggerEnter2D(Collider2D other)     {         if (other.tag == "Player")             playerScore++;  //  The code that any instance can use to cause the score to be incremented, since the playerScore variable is a Static member, all instances of this class will have access to its value regardless of what instance next updates it.     } }