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Remove Extra Whitespace In String

/ Published in: VB.NET
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  1. ''' <summary>
  2.     ''' Removes extra leading whitespace, trailing whitespace and inside whitespace
  3.     ''' </summary>
  4.     ''' <param name="_string">String to remove extra whitespace</param>
  5.     ''' <returns>Cleaned string.</returns>
  6.     ''' <remarks></remarks>
  7.     Public Shared Function RemoveExtraWhitespace(ByVal _string As String) As String
  8.         If (_string = Nothing Or _string = " ") Then
  9.             Return Nothing
  10.         End If
  11.         _string = _string.Trim()
  12.         Dim stringArray() As String = _string.Split(" ")
  13.         Dim tempString As String = Nothing
  14.         For Each stringElement In stringArray
  15.             If (stringElement <> "") Then
  16.                 tempString += " " + stringElement
  17.             End If
  18.         Next
  19.         tempString = tempString.Trim
  20.         Return tempString
  21.     End Function

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