using System.Reflection;
using UnityEngine;
using System.Collections;

[assembly:AssemblyVersion( "1.0.*" )]

[RequireComponent(typeof(UnityEngine.UI.Text))]

public class BuildDate : MonoBehaviour {
    [Tooltip("Date/time format.")]
    public string format = "g";    // see: https://msdn.microsoft.com/en-us/library/az4se3k1%28v=vs.110%29.aspx
    
    void Start() {
        GetComponent<UnityEngine.UI.Text>().text = BuildDate.ToString(format);
    }
    
    public static System.Version Version() {
        return Assembly.GetExecutingAssembly().GetName().Version;
    }
    
    public static System.DateTime Date() {
        System.Version version = Version();
        System.DateTime startDate = new System.DateTime( 2000, 1, 1, 0, 0, 0 );
        System.TimeSpan span = new System.TimeSpan( version.Build, 0, 0, version.Revision * 2 );
        System.DateTime buildDate = startDate.Add( span );
        return buildDate;
    }
    
    public static string ToString(string format=null) {
        System.DateTime date = Date();
        return date.ToString(format);
    }
}
轉自：http://luminaryapps.com/blog/showing-the-build-date-in-a-unity-app/

C#添加編譯時間