Clear

PersonCollection.Clear method

Removes all items from the collection.

public void Clear()

Examples

Shows how to work with person collection.

// Create a new person collection.
PersonCollection persons = new PersonCollection();
Person person = new Person("Roxanne", "Brielle", "Tejeda_updated");
// Add new person to the collection.
persons.Add(person);
Assert.AreEqual(1, persons.Count);
// Remove person from the collection if it exists.
if (persons.Contains(person))
    persons.Remove(person);
Assert.AreEqual(0, persons.Count);

// Create person collection with two persons.
persons = new PersonCollection(new Person[] { new Person("Roxanne_1", "Brielle_1", "Tejeda_1"), new Person("Roxanne_2", "Brielle_2", "Tejeda_2") });
Assert.AreEqual(2, persons.Count);
// Remove person from the collection by the index.
persons.RemoveAt(0);
Assert.AreEqual(1, persons.Count);
// Remove all persons from the collection.
persons.Clear();
Assert.AreEqual(0, persons.Count);

See Also

PersonCollection.Add PersonCollection.Contains