C# Object.ToString方法代码示例

 protected string getShortOf(Object x)
 {
     if (x.ToString().Length < 10)
         return x.ToString();
     else
         return x.ToString().Substring(0, 10);
 }

 /// <summary>
 /// 截取字符串
 /// </summary>
 /// <param name="obj">字符串</param>
 /// <param name="num">截取的长度</param>
 /// <returns></returns>
 public static string CutString(Object obj, int num)
 {
     if (obj == null)
         return "";
     if (obj.ToString().Length == 0)
         return "";
     if (obj.ToString().Length > num)
         return obj.ToString().Substring(0, num) + "...";
     else
         return obj.ToString();
 }

    public bool PosTest1()
    {
        bool retVal = true;

        TestLibrary.TestFramework.BeginScenario("PosTest1: Call Ctor with valid target reference and set trackResurrection to false");

        try
        {
            Object obj = new Object();
            WeakReference reference = new WeakReference(obj, false);

            if ((reference.TrackResurrection != false) || (!reference.Target.Equals(obj)) )
            {
                TestLibrary.TestFramework.LogError("001.1", "Calling Ctor with valid target reference and set trackResurrection to false constructs wrong instance");
                TestLibrary.TestFramework.LogInformation("WARNING [LOCAL VARIABLES] reference.TrackResurrection = " + reference.TrackResurrection.ToString() +
                                                                                                                  ", reference.Target = " + reference.Target.ToString() +
                                                                                                                  ", obj = " + obj.ToString());
                retVal = false;
            }
        }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("001.2", "Unexpected exception: " + e);
            TestLibrary.TestFramework.LogInformation(e.StackTrace);
            retVal = false;
        }

        return retVal;
    }

    protected String Format(Object obj)
    {
        if (obj is DateTime)
            return ((DateTime)obj).ToString("dd-MM-yyyy");

        return obj.ToString();
    }

	/// <summary>
	/// This functon attempts to validiate a value. 
	/// </summary>
	/// <param name="currentValue">
	/// The current value to validate.
	/// </param>
	/// <param name="minValue">
	/// The min valid value.
	/// </param>
	/// <param name="maxValue">
	/// The max valid value.
	/// </param>
	/// <param name="defaultValue">
	/// The default value to use if the current value is invalid.
	/// </param>
	/// <param name="obj">
	/// The object whose data is being validated.
	/// </param>
	/// <param name="fieldName">
	/// The name of the field being validated.
	/// </param>
	/// <param name="error">
	/// Whether or not this is an error or warning if invalid.
	/// </param>
	/// <returns>
	/// The new, validated value.
	/// </returns>
	public static int Validate(int currentValue, int minValue, int maxValue, int defaultValue, Object obj, string fieldName, bool error)
	{
		//check if the current value is out of the valid range
		if (currentValue < minValue || currentValue > maxValue)
		{
			//construct the log message
			string message = obj.ToString() + 
							 " has its data \"" + 
							 fieldName + 
							 "\" out of its valid data range of " + 
							 minValue + 
							 " to " + 
							 maxValue +  
							 ".  Defaulting to " + 
							 defaultValue +  
							 ".";
			
			//display the log message
			if (error)
				Debug.LogError(message, obj);
			else
				Debug.LogWarning(message, obj);
			
			//current value is invalid, return default value
			return defaultValue;
		}
		
		//current value is valid, return current value
		return currentValue;
	}

 protected static String Null2String(Object _input)
 {
     if (_input == null)
     {
         return "";
     }
     return _input.ToString().Trim();
 }

 public virtual int Compare  
     (
     Object p_obj1
     ,Object p_obj2
     )
 {
     return String.Compare( p_obj1.ToString() ,p_obj2.ToString() );
 }

 public String VratHodinu(Object hodina, Object minuty)
 {
     String vrat;
     String strMinuty=minuty.ToString();
     if(strMinuty=="0") strMinuty="00";
     vrat = hodina.ToString() + ":" + strMinuty;
     return vrat;
 }

 protected string getPositionName(Object x)
 {
     int iPositionID = int.Parse(x.ToString());
     String sPositionName = string.Empty;
     PositionEntity oPos = new PositionEntity();
     oPos = PositionBRL.GetOne(iPositionID);
     if (oPos != null)
         sPositionName = oPos.sName;
     return sPositionName;
 }

    public static StationaryID[] getStationaryIdArray(Object idArray)
    {
        System.Diagnostics.Debug.WriteLine(" inside getStationaryIdArray");

        string myString = idArray.ToString();
        System.Diagnostics.Debug.WriteLine(" check json data::" + myString);
        ArrayList idList = new ArrayList();
          //  var listOfId = new JavaScriptSerializer().Deserialize<List<StationaryID>>(idArray.ToString()).ToDictionary(x => x.Id);
        StationaryID[] result = JsonConvert.DeserializeObject<StationaryID[]>(myString);
        return result;
    }

    /// <summary>
    /// Display the Category for a Category id
    /// </summary>
    /// <param name="CategoryID"></param>
    /// <returns></returns>
    public string GetRootCategory(Object CategoryID)
    {
        string path = "";

           CategoryHelper _Categoryhelper = new CategoryHelper();
           DataSet MyDataset=  _Categoryhelper.GetCategoryHierarchy(ZNodeConfigManager.SiteConfig.PortalID);
           foreach (DataRow dr in MyDataset.Tables[0].Rows)
           {
           if(dr["categoryid"].ToString() == CategoryID.ToString())
           path += ProductHelper.GetCategoryPath(dr["Name"].ToString(), dr["Parent1CategoryName"].ToString(), dr["Parent2CategoryName"].ToString());
           }
        return path;
    }

 public String getPageType(Object pageType)
 {
     int pageTypeId = int.Parse(pageType.ToString());
     if (pageTypeId == 1) {
         return "差旅费报销";
     } else if (pageTypeId == 3) {
         return "招待费报销";
     } else if (pageTypeId == 4) {
         return "日常费用报销";
     } else {
         return "";
     }
 }

 public String getPageType(Object pageType)
 {
     int pageTypeId = int.Parse(pageType.ToString());
     if (pageTypeId == (int)SystemEnums.PageType.RebateApply) {
         return "返利";
     } else if (pageTypeId == (int)SystemEnums.PageType.GeneralApply) {
         return "非价量相关";
     } else if (pageTypeId == (int)SystemEnums.PageType.PromotionApply) {
         return "价量相关";
     } else {
         return "";
     }
 }

 public int Compare(Object object1, Object object2)
   {
   if (object1 == null) {
   return 1;
   }
   if ((object1 is AIcmp) && (object2 is AIcmp)) {
   Int32 i = Convert.ToInt32(object1.ToString());
   Int32 j = Convert.ToInt32(object2.ToString());
   if (j < i) return 1;
   if (j > i) return -1;
   return 0;
   }
   throw new ArgumentException ("Object must be of type AIcmp");
   }

    protected void GetAllJobs(object sender, EventArgs e)
    {
        Panel panel = sender as Panel;
        DateTime now = System.DateTime.Now;
        String daylabel = "";
        DateTime daytime = new DateTime();

        if (Session["Week"] == null)
        {
            Session.Add("Week", week);
        }
        sessionweekObject = Session["Week"];
        if (sessionweekObject.ToString() == "0")
        {
            sessionweekObject = SiteUtilities.GetWeekNumber(DateTime.Now, 0);
        }
        List<JobList> jobLists = new List<JobList>();

        GetDate(now, jobLists);
        for (int i = 0; i < jobLists.Count; i++)
        {

            List<JobPersonList> personInJob = new List<JobPersonList>();
           var tmplist = SiteUtilities.GetJobsByDate(jobLists[i].Date);

            for (int j = 0; j < tmplist.Count; j++)
            {
                personInJob = SiteUtilities.GetJobPersonal(tmplist[j].JobId);

                for (int k = 0; k < personInJob.Count; k++)
                {
                    if (personInJob[k] != null)
                    {
                        string names = personInJob[k].Firstname + " " + personInJob[k].Lastname + " ";
                        tmplist[j].PersonsInThisJob += names;
                    }
                }
            }

            jobLists[i].Jobs = tmplist;
        }

        jobRepeater.DataSource = jobLists;
        jobRepeater.DataBind();
    }