问统一控制台显示“类型或名称空间定义，或文件的预期统一”。

EN

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class VrRig : MonoBehaviour { }

    public Transform headConstraint;
    public Vector3 headBodyOffset;

{
    // Start is called before the first frame update
    void Start()
    {
        headBodyOffset = transform.position - headConstraint.position;
    }

    // Update is called once per frame
    void Update()
    {
        transform.position = headConstraint.position + headBodyOffset;
            transform.forward = Vector3.ProjectOnPlane(headConstraint.up,Vector3.up).normalized;
    }
}