IndexOf to locate a substring in a string

   
Imports System

Public Class MainClass

   Shared Sub Main()
      Dim letters As String = "abcdefghijklmabcdefghijklm"
      Dim searchLetters As Char() = New Char() {"c"c, "a"c, "$"c}

      Console.WriteLine("IndexOf to locate a substring in a string")
      Console.WriteLine("""def"" is located at" & _
         " index " & letters.IndexOf("def"))

      Console.WriteLine("""def"" is located at index " & _
         letters.IndexOf("def", 7))

      Console.WriteLine("""hello"" is located at index " & _
         letters.IndexOf("hello", 5, 15))

   End Sub ' Main

End Class

1.	Combine Insert and IndexOf
2.	Using String searching methods: IndexOf
3.	LastIndexOf to find a character in a string
4.	LastIndexOf to find a substring in a string
5.	IndexOfAny to find first occurrence of character in array
6.	LastIndexOfAny to find first occurrence of character in array
7.	String IndexOf and Insert
8.	String: Substring, LastIndexOf
9.	String IndexOf and Insert at a position
10.	Sample for String.LastIndexOfAny(Char[])
11.	Search string with IndexOf
12.	String.LastIndexOfAny Method (Char[])

IndexOf to locate a substring in a string : String Search « Data Types « VB.Net

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