Object.operator !=

Description

Compares if two objects refer to a different object.

var target : Transform;
function Update () {
    // the target object does not refer to the same object as our transform
    if (target != transform) {
        print("Another object");
    }
}

using UnityEngine;

public class Example : MonoBehaviour
{
    Transform target;
    void Update()
    {
        // the target object does not refer to the same object as our transform
        if (target != transform)
        {
            print("Another object");
        }
    }
}