inIn 2d mode u, you must use OnCollisionEnter2DOnCollisionEnter2D.
Example:
using UnityEngine;
using System.Collections;
public class ExampleClass : MonoBehaviour {
using UnityEngine;
using System.Collections;
public class ExampleClass : MonoBehaviour {
void OnCollisionEnter2D(Collision2D coll) {
{ if (coll.gameObject.tag == "Enemy")
if (coll.gameObject.tag == "Enemy")
coll.gameObject.SendMessage("ApplyDamage", 10);
}
}
}