unity object has component code example

Example 1: unity check if a gameobject has a component

if(gameObjectToCheck.GetComponent<Rigidbody>() != null) { //do something }

Example 2: unity try get component

using UnityEngine;public class TryGetComponentExample : MonoBehaviour
{
    void Start()
    {
        if (TryGetComponent(out HingeJoint hinge))
        {
            hinge.useSpring = false;
        }
    }
}