Question

How to Insert element at the beginning of ArrayList in VB.NET

Answer 1

Imports System
Imports System.Collections

Public Class Program
    Public Shared Sub PrintArrayList(ByVal list As ArrayList)
        For Each e In list
            Console.WriteLine(e)
        Next
    End Sub

    Public Shared Sub Main()
        Dim al As ArrayList = New ArrayList()
        al.Add("java")
        al.Add("c#")
        al.Add("python")
        al.Add("c")
        al.Add("php")
        PrintArrayList(al)
	
        al.Insert(0, "c++")
        Console.WriteLine()
        PrintArrayList(al)
    End Sub
End Class



' run:
'
' java
' c#
' python
' c
' php
' 
' c++
' java
' c#
' python
' c
' php
' 
'

 

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