ArrayList.Clear removes all elements from the ArrayList.

 

Imports System
Imports System.Collections
Imports Microsoft.VisualBasic

Public Class SamplesArrayList    
    Public Shared Sub Main()
        Dim myAL As New ArrayList()
        myAL.Add("A")
        myAL.Add("B")
        myAL.Add("C")
        myAL.Add("D")
        myAL.Add("E")

        Console.WriteLine(myAL.Count)
        Console.WriteLine(myAL.Capacity)
        PrintValues(myAL)

        myAL.Clear()

        Console.WriteLine("After Clear,")
        Console.WriteLine("   Count    : {0}", myAL.Count)
        Console.WriteLine("   Capacity : {0}", myAL.Capacity)
        Console.Write("   Values:")
        PrintValues(myAL)

    End Sub

    Public Shared Sub PrintValues(myList As IEnumerable)
        Dim obj As [Object]
        For Each obj In  myList
            Console.Write("   {0}", obj)
        Next obj
        Console.WriteLine()
    End Sub 'PrintValues

End Class

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8.	Adds an object to the end of the ArrayList.
9.	ArrayList.BinarySearch Searches the entire sorted ArrayList for an element using the default comparer
10.	ArrayList.BinarySearch (Object, IComparer)
11.	ArrayList.CopyTo copies the entire ArrayList to a compatible one-dimensional Array, starting at the beginning of the target array.
12.	ArrayList.FixedSize returns an ArrayList wrapper with a fixed size.
13.	ArrayList.GetEnumerator returns an enumerator for a range of elements in the ArrayList.
14.	ArrayList.GetRange returns an ArrayList which represents a subset of the elements in the source ArrayList.
15.	ArrayList.IndexOf searches for the specified Object and returns the zero-based index
16.	ArrayList.Insert inserts an element into the ArrayList at the specified index.
17.	ArrayList.IsReadOnly Property tells whether the ArrayList is read-only.
18.	ArrayList.IsSynchronized Property tells whether access to the ArrayList is synchronized (thread safe).
19.	ArrayList.Item Property gets or sets the element at the specified index.
20.	ArrayList.LastIndexOf searches for Object and returns the zero-based index of the last occurrence
21.	ArrayList.Remove removes the first occurrence of a specific object from the ArrayList.
22.	ArrayList.Repeat Method returns an ArrayList whose elements are copies of the specified value.
23.	Reverses the order of the elements in the entire ArrayList.
24.	Sorts the elements in the ArrayList using the specified comparer.
25.	Sorts the elements in a range in ArrayList using the specified comparer.
26.	Sorts the elements in the entire ArrayList.
27.	Copies the elements of the ArrayList to a new array of the specified element type.
28.	Reverses the order of the elements in a range.

ArrayList.Clear removes all elements from the ArrayList. : ArrayList « Data Structure « VB.Net

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