VB.NET Chars() – Code Sample Syntax Example

VB.NET Chars Example – Code Sample Syntax

Abstract: – Illustrates using .

 *** 1. Download Source Code *** 

VB.NET Syntax StringManipulation Chars download Download Source Code for All VB Console Examples in One Project

 *** 2. Chars Syntax *** 


Purpose:
Gets the character at the specified index – index is 0 based


Syntax:
myString.Chars(index)

Parameters Description
myString string
index valid numeric expression

Result Data Type Description
Char returns the charater at the specified index


 *** 3. Chars – Quick Example *** 

Dim strCharsExample As String = “ABC”
Console.WriteLine(strCharsExample.Chars(1)) ‘ Returns B

 *** 4. Chars – Full Example *** 

Chars Example Output Screenshot


VB.NET Syntax StringManipulation Chars screenshot


Step 1: Click Visual Basic to Cut-n-paste code into clsChars.vb

Public Class clsChars
 
    Public Sub Main()
 
        '****************************************************************************************
        ' Purpose: Gets the character at the specified index - index is 0 based
        '
        ' Syntax: 	myString.Chars(index)
        '
        ' Parameter1: myString - string
        '
        ' Parameter2: index - valid numeric expression
        '
        ' Result: Char - returns the charater at the specified index
        '
        ' *********************************************************
        '
        ' Quick Example:  Dim strCharsExample As String = "ABC"
        ' Console.WriteLine(strCharsExample.Chars(1)) ' Returns B
        '
        '****************************************************************************************
 
        '****************************************************************************************
        ' Example #1: Chars(index)
        ' Gets the character at the specified index - index is 0 based
        '****************************************************************************************
 
        Console.WriteLine("Example #1: Chars(index) ")
 
        Dim strCharsExample As String = "ABC"
 
        ' Return Uppercase
        Console.WriteLine(strCharsExample.Chars(1)) ' Returns B
 
        'write blank line to make output easier to read
        Console.WriteLine()
 
 
 
        'Prevent console from closing before you press enter
        Console.ReadLine()
 
    End Sub
 
 
End Class

Step 2: Click Visual Basic to Cut-n-paste code into Module1.vb

Module Module1
 
    Sub Main()
 
 
        Dim myclsChars As New clsChars
        myclsChars.Main()
 
 
 
    End Sub
 
End Module

Prerequistes:

  1. Install Visual Basic (Express or Standard Edition)
  2. Install SQL Server Express
  3. Download Northwind and pubs Database
  4. Attach Northwind Database to Databases in Sql Express
  5. Attach pubs Database to Databases in Sql Express

Notes:

  • Console Application is used to simplify things, but Windows Forms or Web Forms could also be used
  • You can build a library of syntax examples by using same project over and over and just commenting out what you do not want to execute in Module1.vb

Instructions:
VB.NET Syntax StringManipulation Chars

  1. Use Visual Basic 2010 Express or Standard Edition
  2. Create new project;
    • Click File/New Project
    • Select Console Application Template
    • Select Visual Basic for Language
    • name of project could be VBNET_Syntax.
  3. Add New folder named “StringManipulation”
    • Right-click project name in solution explorer;
    • add new folder;
    • name of folder could be: StringManipulation
  4. Add Class Named clsChars to StringManipulation folder
    • Right-click StringManipulation folder;
    • add new item;
    • Select class
    • Class name could be clsChars
  5. Click on Visual Basic in code in step 1 above to copy code into clsChars.vb
  6. Click on Visual Basic in code in step 2 above to copy code into Module1.vb
  7. Click green arrow or press F5 to run program