CounterCreationDataCollection.Remove(CounterCreationData) Metoda

Definice

Odebere CounterCreationData objekt z kolekce.

public virtual void Remove (System.Diagnostics.CounterCreationData value);

Parametry

value
CounterCreationData

Chcete-li CounterCreationData odebrat z kolekce.

Výjimky

value je null.

value není CounterCreationData objekt.

-nebo-

value v kolekci neexistuje.

Příklady

Následující příklad ukazuje, jak použít metodu Remove k odstranění objektu CounterCreationData z objektu CounterCreationDataCollection.

string myCategoryName;
int numberOfCounters;
Console.Write("Enter the category Name :");
myCategoryName = Console.ReadLine();
// Check if the category already exists or not.
if (!PerformanceCounterCategory.Exists(myCategoryName))
{
    Console.Write("Enter the number of counters : ");
    numberOfCounters = int.Parse(Console.ReadLine());
    CounterCreationData[] myCounterCreationData =
       new CounterCreationData[numberOfCounters];
    for (int i = 0; i < numberOfCounters; i++)
    {
        Console.Write("Enter the counter name for {0} counter : ", i);
        myCounterCreationData[i] = new CounterCreationData();
        myCounterCreationData[i].CounterName = Console.ReadLine();
    }
    CounterCreationDataCollection myCounterCollection =
       new CounterCreationDataCollection();
    // Add the 'CounterCreationData[]' to 'CounterCollection'.
    myCounterCollection.AddRange(myCounterCreationData);

    PerformanceCounterCategory.Create(myCategoryName,
       "Sample Category",
    PerformanceCounterCategoryType.SingleInstance, myCounterCollection);

    if (myCounterCreationData.Length > 0)
    {
        if (myCounterCollection.Contains(myCounterCreationData[0]))
        {
            myCounterCollection.Remove(myCounterCreationData[0]);
            Console.WriteLine("'{0}' counter is removed from the " +
               "CounterCreationDataCollection", myCounterCreationData[0].CounterName);
        }
    }
    else
    {
        Console.WriteLine("The counters does not exist");
    }
}
else
{
    Console.WriteLine("The category already exists");
}

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