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HiWord, LoWord, HiByte, LoByte, MakeInt and MakeLong
[ All Languages » VB »  Math]

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Click here to copy the following block
Public Function HiByte(ByVal w As Integer) As Byte
  Dim hi As Integer
  If w And &H8000 Then hi = &H4000
  
  HiByte = (w And &H7FFE) \ 256
  HiByte = (HiByte Or (hi \ 128))
  
End Function

Public Function HiWord(dw As Long) As Integer
If dw And &H80000000 Then
   HiWord = (dw \ 65535) - 1
Else
  HiWord = dw \ 65535
End If
End Function

Public Function LoByte(w As Integer) As Byte
LoByte = w And &HFF
End Function

Public Function LoWord(dw As Long) As Integer
 If dw And &H8000& Then
   LoWord = &H8000 Or (dw And &H7FFF&)
  Else
   LoWord = dw And &HFFFF&
  End If
End Function

Public Function MakeInt(ByVal LoByte As Byte, _
  ByVal hiByte As Byte) As Integer

MakeInt = ((hiByte * &H100) + LoByte)

End Function

Public Function MakeLong(ByVal LoWord As Integer, _
 ByVal HiWord As Integer) As Long

MakeLong = ((HiWord * &H10000) + LoWord)

End Function


Submitted By : Nayan Patel  (Member Since : 5/26/2004 12:23:06 PM)

Job Description : He is the moderator of this site and currently working as an independent consultant. He works with VB.net/ASP.net, SQL Server and other MS technologies. He is MCSD.net, MCDBA and MCSE. In his free time he likes to watch funny movies and doing oil painting.
View all (893) submissions by this author  (Birth Date : 7/14/1981 )


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