Imports System
Imports System.Text.RegularExpressions
Public Class Test
Public Shared Sub Main()
Dim s As String = "vb.net \r\n javascript php \r\n c \t\t c++ python \r\n c#"
s = s.Replace("\n", String.Empty)
s = s.Replace("\r", String.Empty)
s = s.Replace("\t", String.Empty)
s = Regex.Replace(s, " {2,}", " ")
s = s.Trim()
Console.Write(s)
End Sub
End Class
' run:
'
' vb.net javascript php c c++ python c#
'