Instr: find sub string a in a string : String Functions « Data Type « VB.Net Tutorial






Module Tester
    Public Sub Main()
        Dim sHello As String = "Hello World"
        Console.WriteLine("Original string: {0}", sHello)
        Console.WriteLine("Find substring (Instr(1, sHello, 'World')) : {0}", InStr(1, sHello, "Wor
ld"))
    End Sub

End Module
Original string: Hello World
Find substring (Instr(1, sHello, 'World')) : 7








2.38.String Functions
2.38.1.Passing String values to Val
2.38.2.Passing formatted numeric values to Val
2.38.3.IsNumeric, IsDate, IsNothing
2.38.4.Duplicate a string
2.38.5.Get string index by using InStr
2.38.6.CStr: Convert Double to String
2.38.7.Len: get string length
2.38.8.Instr
2.38.9.IsDBNull
2.38.10.Microsoft.VisualBasic.Left
2.38.11.String.Copy
2.38.12.Use String.Concat to concatenate two strings
2.38.13.Format: c
2.38.14.String handling function: Len
2.38.15.Left: get characters from left
2.38.16.Right: get characters from right
2.38.17.Mid(string, 4, 5): get sub string from middle
2.38.18.Mid(string, 7): get sub string from start
2.38.19.Instr: find character in a string
2.38.20.Instr: find sub string a in a string
2.38.21.LCase: change string to lower case
2.38.22.UCase: change string to upper case
2.38.23.Change string case using the English-United States and Turkish-Turkey cultures and then compare
2.38.24.Determines whether a string is normalized to various normalization forms(String.Normalize and the String.IsNormalized method)