UpdateTimer

using UnityEngine;
using System.Text;

public class UpdateTimer : MonoBehaviour
{
    private StringBuilder output;

    public float PauseForTime = 1.0f;
    public bool Record = false;
    public float RecordForTime = 2;

    private float hasRunFor = 0;

    void Start()
    {
        output = new StringBuilder ( );
    }

    void Update()
    {
        if ( hasRunFor == 0 )
            if ( Time.time > PauseForTime ) Record = true;

        if ( Record )
        {
            output.AppendLine ( $"Update() at Time.time {Time.time}" );
            hasRunFor += Time.deltaTime;
            if ( hasRunFor >= RecordForTime )
            {
                Record = false;
                Debug.Log ( output.ToString() );
            }
        }
    }

    private void FixedUpdate ( )
    {
        if ( Record )
            output.AppendLine ( $"FixedUpdate() at Time.time {Time.time}" );
    }
}