VB.NET Regular Expression to Check URL

VB.NET Regular Expression to Validate Url

Imports System.Text.RegularExpressions

Function IsValid_URL_Address(ByVal sURLAdd As String)

Return Regex.IsMatch(sURLAdd, "(https?ftp):\/\/([0-9a-zA-Z][-\w]*[0-9a-zA-Z]\.)+[a-zA-Z]{2,9})(:\d{1,4})?([-\w\/#~:.?+=&%@~]*)/")

End Function

The above will check for URL like http://www.dotnetdud.com etc

See Also

Extract Ref Links From WebPage using VB.Net Regular Expressions

Remove HTML Tags from String using .NET Regular Expressions

VB.NET Regular Expression to Check URL

VB.NET Regular Expression to Check Email Addresses

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Regular Expression to Check Zip Code

Validate eMail Addresses using VB.NET Function

Regular Expressions in Dot Net (.NET)