Removed

Component.collider

Obsolete public Component collider ;

説明

The Collider attached to this GameObject. (Null if there is none attached).

using UnityEngine;

public class Example : MonoBehaviour
{
    void Start()
    {
        GetComponent<Collider>().material.dynamicFriction = 1;
    }
}

スクリプトリファレンス

Component.collider

説明