Visual Basic Array Functions Example

ArrayFunctions.vb

Public Class Form1

    Private Sub btnUboundResult1_Click(sender As Object, e As EventArgs) Handles btnUboundResult1.Click
        Dim dizi(4) As String
        MessageBox.Show(UBound(dizi))
    End Sub

    Private Sub btnUboundResult2_Click(sender As Object, e As EventArgs) Handles btnUboundResult2.Click
        Dim dizi(4, 6) As String
        MessageBox.Show(UBound(dizi, 2))
    End Sub

    Private Sub btnLengthResult1_Click(sender As Object, e As EventArgs) Handles btnLengthResult1.Click
        Dim dizi(1, 4, 4, 5, 6) As String
        MessageBox.Show(dizi.Length())
    End Sub

    Private Sub btnGetLengthResult1_Click(sender As Object, e As EventArgs) Handles btnGetLengthResult1.Click
        Dim dizi(10, 40, 50, 80, 90) As String
        MessageBox.Show(dizi.GetLength(4))
    End Sub

    Private Sub btnRankResult1_Click(sender As Object, e As EventArgs) Handles btnRankResult1.Click
        Dim dizi(1, 4, 4, 5, 6) As String
        MessageBox.Show(dizi.Rank)
    End Sub

    Private Sub btnReverseResult1_Click(sender As Object, e As EventArgs) Handles btnReverseResult1.Click
        Dim harfler() As String = {"A", "B", "C"}
        Array.Reverse(harfler)
        MsgBox(harfler(2))
        'Sonuc = A
    End Sub

    Private Sub btnReverseResult2_Click(sender As Object, e As EventArgs) Handles btnReverseResult2.Click
        Dim harfler() As String = {"A", "B", "C"}
        Array.Reverse(harfler, 0, 1)
        MsgBox(harfler(2))
        'Sonuc = C
    End Sub

    Private Sub btnIndexOfResult1_Click(sender As Object, e As EventArgs) Handles btnIndexOfResult1.Click
        Dim notlar() As Single = {78.1, 99.9, 100, 12.2}
        Dim maxNot As Single = 100
        MsgBox(Array.IndexOf(notlar, maxNot))
        'Aranan maxNot degeri indisi = 2
    End Sub
End Class

VisualBasic_ArrayFunctions.md

Dizilerde Metotlar

UBound()

Dizinin en son elemani veya eleman sayisindan bir fazlasını ogrenmek icin kullanilan bir fonksiyondur.

Length()

Dizinin bütün boyutlarindaki toplam eleman sayisini veren ozelliktir.

GetLength()

Indisi verilen boyutun kac elemanli oldugunu gosterir. Burada indis 0 dan baslar.

.Rank

Dizi boyutunu gösterir.

Reverse()

Diziyi ters cevirir.

IndexOf()

Ilk paremetrede verilen dizide, ikinci parametrede verilen degeri arar. Aranan deger dizide bulnursa insiai, bulunmazsa -1 doner.