Word count : Regular Expressions « Regular Expressions « VB.Net Tutorial

1.	Language Basics
2.	Data Type
3.	Operator
4.	Statements
5.	Date Time
6.	Class Module
7.	Development
8.	Collections
9.	Generics
10.	Attributes
11.	Event
12.	LINQ
13.	Stream File
14.	GUI
15.	GUI Applications
16.	Windows Presentation Foundation
17.	2D Graphics
18.	I18N Internationlization
19.	Reflection
20.	Regular Expressions
21.	Security
22.	Socket Network
23.	Thread
24.	Windows
25.	XML
26.	Database ADO.net
27.	Design Patterns

VB.Net

VB.Net by API

VB.Net Tutorial » Regular Expressions » Regular Expressions

20.1.2.Word count

Imports System.Text.RegularExpressions

Public Class Tester

    Public Shared Sub Main

        Dim quote As String = "q d e w "



        Do While (quote.IndexOf(Space(2)) >= 0)

            quote = quote.Replace(Space(2), Space(1))

        Loop



        Dim wordCount As Integer = Split(quote, Space(1)).Length

        Console.WriteLine(quote & vbNewLine & "Number of words: " & wordCount.ToString)   

    

    End Sub



End Class

q d e w
Number of words: 5

20.1.Regular Expressions
	20.1.1.	Regex Matches
	20.1.2.	Word count
	20.1.3.	Regex('\w+')
	20.1.4.	Count chars: Regex.Matches(quote, .)
	20.1.5.	Word count: Regex.Matches(quote, '\w+')
	20.1.6.	Count line: Regex.Matches(quote, '.+\n*')
	20.1.7.	Regex.CompileToAssembly
	20.1.8.	Match regular expression to string and print out all matches
	20.1.9.	Using Regex method Replace: substituted for *
	20.1.10.	Using Regex method Replace: Replace one string with another
	20.1.11.	Every word replaced by another word
	20.1.12.	Replace first 3 digits
	20.1.13.	String split at commas

www.java2java.com | Contact Us

All other trademarks are property of their respective owners.