SubString : String « Data Type « VB.Net Tutorial






Option Strict On
 Imports System

 Class Tester
     Public Shared Sub Main( )
         Dim s1 As String = "One Two Three Four"

         Dim index As Integer

         index = s1.LastIndexOf(" ")
         Dim s2 As String = s1.Substring((index + 1))

         s1 = s1.Substring(0, index)

         index = s1.LastIndexOf(" ")

         Dim s3 As String = s1.Substring((index + 1))

         s1 = s1.Substring(0, index)

         index = s1.LastIndexOf(" ")

         Dim s4 As String = s1.Substring((index + 1))

         s1 = s1.Substring(0, index)

         index = s1.LastIndexOf(" ")

         Dim s5 As String = s1.Substring((index + 1))

         Console.WriteLine("s1: {0}", s1)
         Console.WriteLine("s2: {0}", s2)
         Console.WriteLine("s3: {0}", s3)
         Console.WriteLine("s4: {0}", s4)
         Console.WriteLine("s5: {0}", s5)
     End Sub 'Main
 End Class 'Tester
s1: One
s2: Four
s3: Three
s4: Two
s5: One








2.26.String
2.26.1.Declare String Variable and assign value
2.26.2.String.Empty
2.26.3.Demonstrating String class constructors
2.26.4.Join string
2.26.5.Copy characters from string1 into character Array
2.26.6.String Length property
2.26.7.Demonstrating method GetHashCode of class String
2.26.8.Insert sub string by index
2.26.9.Insert method returns the resulting string
2.26.10.SubString
2.26.11.Get string morse code
2.26.12.String operation timing
2.26.13.Change tab to space
2.26.14.ToString
2.26.15.Catch Exception for String.Substring
2.26.16.Count Vowels
2.26.17.Reverse a string
2.26.18.Make a reference copy
2.26.19.Check a Credit card number
2.26.20.Read String value from Keyboard