Split() Example Syntax VB.NET ASP.NET | Split() | Source Code

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Split Example Syntax VB.NET ASP.NET | Split | Source Code

Summary: – Illustrates using with in VB.NET ASP.NET.


 *** 1. Download Source Code *** 

VB.NET Syntax StringManipulation Split download Download Source Code for All VB ASP.NET Examples in One Project – source code for hundreds of VB.NET ASP.NET examples neatly organized in a single project. Check back often to download the latest version of the project with even more code samples.


 *** 2. Split Syntax *** 


Purpose:
Parses a string into a one-dimensional array of one or more
substrings. If the delimiter is not specified, space is used.
If the limit is not specified, all substrings are returned


Syntax:
Split(string[, delimiter][, limit])

Parameters Description
string Required – string input that you want to parse into
a one-dimensional array using a delimiter and a limit
delimiter Optional – string delimiter that specifies
what separates the fields contained within the input string. If
no delimiter is given, space is used.
limit Optional – integer specifying maximum number of
fields to return to the one-dimensional array. If no limit is specified,
all substrings are returned.

Result Data Type Description
string() Returns a one-dimensional string array that contains all
of the substrings that were returned from the input string.



 *** 3. Split – Quick Example *** 

Dim strField As String = "This"
TextBox1.Text = "[" + LTrim(strField) + Space(5) + "]" 'Returns [This ] with leading spaces removed


 *** 4. Split – Full Example *** 

Split Example Output Screenshot


VB.NET Syntax StringManipulation Split screenshot


Step 1: Click on Visual Basic to Cut-n-paste code into Split.aspx.vb
 Visual Basic |  copy code |? 
Imports System
Imports System.IO
Imports System.Data
 
' This example is from http://idealprogrammer.com
' It shows how you can use Split syntax in VB.NET ASP.NET
'****************************************************************************************
' Purpose: Parses a string into a one-dimensional array of one or more
' substrings. If the delimiter is not specified, space is used.
' If the limit is not specified, all substrings are returned
'
' Syntax: 	 Split(string[, delimiter][, limit])
'
' Parameter1: string - Required - string input that you want to parse into
' a one-dimensional array using a delimiter and a limit
'
' Parameter2: delimiter - Optional - string delimiter that specifies
' what separates the fields contained within the input string.  If
' no delimiter is given, space is used.
'
' Parameter3: limit - Optional - integer specifying maximum number of
' fields to return to the one-dimensional array.  If no limit is specified,
' all substrings are returned.
'
' Result: string() -  Returns a one-dimensional string array that contains all
' of the substrings that were returned from the input string.
'
' Quick Example:     Dim strField As String = "This"
' TextBox1.Text = "[" + LTrim(strField) + Space(5) + "]" 'Returns [This     ] with leading spaces removed
'
'****************************************************************************************
 
 
Partial Class _Split
    Inherits System.Web.UI.Page
 
    Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
 
        Dim strField As String = "This is my string"
        Dim aryStrings As Array
 
        'split words into array
        aryStrings = Microsoft.VisualBasic.Split(strField)
 
        Dim sb As New StringBuilder
 
        'put words back together without spaces
        For i = 0 To aryStrings.Length - 1
            sb.Append(aryStrings(i))
        Next
 
        TextBox1.Text = sb.ToString() 'Returns Thisismystring 
 
 
 
    End Sub
End Class


Step 2: Click on XML to Cut-n-paste code into Split.aspx
 XML |  copy code |? 
< %@ Page Language="VB" AutoEventWireup="false" CodeFile="Split.aspx.vb" Inherits="_Split" %>
 
< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <h1><asp:label ID="Label1" runat="server" Text="Label"></asp:label> </h1>
         <asp:textbox ID="TextBox1" runat="server"></asp:textbox><br />
          <h1><asp:label ID="Label2" runat="server" Text="Label"></asp:label> </h1>
         <asp:textbox ID="TextBox2" runat="server"></asp:textbox><br />
          <h1><asp:label ID="Label3" runat="server" Text="Label"></asp:label> </h1>
         <asp:textbox ID="TextBox3" runat="server"></asp:textbox><br />
 
 
 
    </div>
    </form>
</body>
</html>
 
 


Prerequistes:

  1. Install Visual Web Developer 2010
  2. Install SQL Server Express
  3. Download Northwind and Pubs Databases
  4. Attach Northwind Database to Databases in Sql Express
  5. Attach pubs Database to Databases in Sql Express

Notes:

  • You can build your own library of syntax examples by using same web site over and over and just add new web forms to it.

Instructions:

VB.NET ASP.NET Syntax StringManipulation Split
  1. Use Visual Web Developer 2010
  2. Create new web site;
    • Click File/New Web Site
    • Select ASP.NET Website Template
    • Select Visual Basic for Language
    • name of Web Site could be VBNET_ASPNET_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 Web Form Named Split to StringManipulation folder
    • Right-click StringManipulation folder;
    • add new item;
    • Select Web Form
    • Check place code behind in separate file
    • Web Form name could be Split
  5. Click on Visual Basic in step 1 at the top of this page to copy code into code-behind Split.aspx.vb
  6. Click on XML in step 2 above to copy code into web form Split.aspx
  7. Right-click on Split.aspx in solution explorer and select view in browser

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