Question

How to get the last two words from a string in VB.NET

Answer 1

Imports System

Public Class Test
    Public Shared Sub Main()
        Dim s As String = "c# javascript php c c++ python vb.net"
        Dim array() As String =  s.Split(" ")
 
        Dim last_word As String = array(array.Length - 2) + " " + array(array.Length - 1)
 
        Console.Write(last_word)
    End Sub
End Class



' run:
'
' python vb.net
'

 

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Answer 2

Imports System

Public Class Test
    Public Shared Sub Main()
        Dim s As String = "c# javascript php c c++ python vb.net"
        
        Dim pos1 As Integer = s.LastIndexOf(" ")
        Dim pos2 As Integer = s.LastIndexOf(" ", pos1 - 1)
   
        Console.WriteLine(pos1) ' debug
        Console.WriteLine(pos2) ' debug

        Dim last_two_words As String = if ((pos2 > -1), s.Substring(pos2 + 1), s)
 
        Console.Write(last_two_words)
    End Sub
End Class



' run:
'
' 30
' 23
' python vb.net
'

 

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