JXSoftTools/Assets/Simple Bluetooth for android/Demos/Game Example/Scripts/BulletScript.cs

using UnityEngine;

public class BulletScript : MonoBehaviour {

    // collision check. If the projectile collides with a wall or with its own tank, then it is simply destroyed.
    // If the projectile collides with an enemy tank, then it is destroyed and calls the method of reducing HP in the GameScene script.
    private void OnCollisionEnter2D(Collision2D collision) {
        if (collision.gameObject.name == "LeftBorder" || collision.gameObject.name == "RightBorder" || collision.gameObject.name == "PlayerTank") {
            Destroy(gameObject);
        }
        else {
            GameScene.instance.HitByEnemy();
            Destroy(gameObject);
        }
    }
}