Question

How to reverse string using StringBuilder in VB.NET

Answer 1

Imports System
Imports System.Text

Public Class Program
	Public Shared Function ReverseStringWithoutTemporaryVariable(ByVal str As String) As String
        Dim sb As New StringBuilder()

		For i As Integer = str.Length - 1 To 0 Step -1
			sb.Append(str(i))
        Next

        Return sb.ToString()
    End Function

    Public Shared Sub Main()
        Dim str As String = "vb java c"

        str = ReverseStringWithoutTemporaryVariable(str)

        Console.Write(str)
    End Sub
End Class




' run:
'
' c avaj bv
'

 

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