Welcome to collectivesolver - Programming & Software Q&A. A website you can trust. All programs tested and work.


Instant Grammar Checker - Correct all grammar errors and enhance your writing
BlueHost Web Hosting

Profollica™ is a standout product in the hair regrowth industry.

New Arrival!  Shop NOW for metal eyeglasses at GlassesShop.com!

Bonsai Boy of New York Bonsai Trees and Accessories

DreamCloud The Comfortable Luxury Mattress Ecommerce Software - Best Ecommerce Platform Made for You - Free Trial

DreamHost Web Hosting

Liquid Web Cloud VPS Hosting

Disclosure We are a professional Programming & Software Q&A website, that receives compensation from some of the links whose we show you with Information. It means that my content may contain affiliate links.

13,696 questions

18,622 answers

573 users

How to extract only characters from a string in VB.NET

1 Answer

0 votes
Imports System.Text.RegularExpressions
Public Class Test
    Public Shared Function extract_characters(s as String) As String
        Dim len As Integer = s.Length
        Dim regx As Regex = new Regex("[a-zA-Z]")
        Dim characters As String = ""
        For i As Integer = 0 To len - 1
            Dim ch As Char = s(i)
            If regx.IsMatch(ch.ToString()) Then
                characters = characters + ch
            End If
        return characters
    End Function
    Public Shared Sub Main()
        Dim s As String = "c++$vb.net &%java*() php c# <>/python 3.7.3"
    End Sub
End Class
' run:
' cvbnetjavaphpcpython


answered Aug 12, 2019 by avibootz
edited Aug 13, 2019 by avibootz