Use Regular Expressions to Split String

    
Imports System
Imports System.Text 
Imports System.Text.RegularExpressions

Public Class MainClass

    Shared Sub Main(ByVal args As String())

             Dim s1 As String = "One,Two,Three"
             Dim theRegex As New Regex(" |, |,")
             Dim sBuilder As New StringBuilder( )
             Dim id As Integer = 1

             Dim subString As String
             For Each subString In theRegex.Split(s1)
                 id = id + 1
                 sBuilder.AppendFormat("{0}: {1}"  _
                   & Environment.NewLine, id, subString)
             Next subString
             Console.WriteLine("{0}", sBuilder)
    End Sub

End Class

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Use Regular Expressions to Split String : Regular Expressions « Development « VB.Net

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