VB十进制八进制十六进制二进制相互转换大全.docx

1、VB十进制八进制十六进制二进制相互转换大全VB-十进制，八进制，十六进制，二进制相互转换大全1.用途：将十进制转化为二进制 输入：Dec(十进制数) 输入数据类型：Long 输出：DEC_to_BIN(二进制数) 输出数据类型：StringPublic Function DEC_to_BIN(Dec As Long) As String DEC_to_BIN = Do While Dec 0 DEC_to_BIN = Dec Mod 2 & DEC_to_BIN Dec = Dec 2 LoopEnd Function2. 用途：将二进制转化为十进制 输入：Bin(二进制数) 输入数据类型：S

2、tring 输出：BIN_to_DEC(十进制数) 输出数据类型：LongPublic Function BIN_to_DEC(ByVal Bin As String) As Long Dim i As Long For i = 1 To Len(Bin) BIN_to_DEC = BIN_to_DEC * 2 + Val(Mid(Bin, i, 1) Next iEnd Function 3.用途：将十六进制转化为二进制 输入：Hex(十六进制数) 输入数据类型：String 输出：HEX_to_BIN(二进制数) 输出数据类型：StringPublic Function HEX_to_BI

3、N(ByVal Hex As String) As String Dim i As Long Dim B As String Hex = UCase(Hex) For i = 1 To Len(Hex) Select Case Mid(Hex, i, 1) Case 0: B = B & 0000 Case 1: B = B & 0001 Case 2: B = B & 0010 Case 3: B = B & 0011 Case 4: B = B & 0100 Case 5: B = B & 0101 Case 6: B = B & 0110 Case 7: B = B & 0111 Cas

4、e 8: B = B & 1000 Case 9: B = B & 1001 Case A: B = B & 1010 Case B: B = B & 1011 Case C: B = B & 1100 Case D: B = B & 1101 Case E: B = B & 1110 Case F: B = B & 1111 End Select Next i While Left(B, 1) = 0 B = Right(B, Len(B) - 1) Wend HEX_to_BIN = BEnd Function 4.用途：将二进制转化为十六进制 输入：Bin(二进制数) 输入数据类型：St

5、ring 输出：BIN_to_HEX(十六进制数) 输出数据类型：StringPublic Function BIN_to_HEX(ByVal Bin As String) As String Dim i As Long Dim H As String If Len(Bin) Mod 4 0 Then Bin = String(4 - Len(Bin) Mod 4, 0) & Bin End If For i = 1 To Len(Bin) Step 4 Select Case Mid(Bin, i, 4) Case 0000: H = H & 0 Case 0001: H = H & 1 C

6、ase 0010: H = H & 2 Case 0011: H = H & 3 Case 0100: H = H & 4 Case 0101: H = H & 5 Case 0110: H = H & 6 Case 0111: H = H & 7 Case 1000: H = H & 8 Case 1001: H = H & 9 Case 1010: H = H & A Case 1011: H = H & B Case 1100: H = H & C Case 1101: H = H & D Case 1110: H = H & E Case 1111: H = H & F End Sel

7、ect Next i While Left(H, 1) = 0 H = Right(H, Len(H) - 1) Wend BIN_to_HEX = HEnd Function5. 用途：将十六进制转化为十进制 输入：Hex(十六进制数) 输入数据类型：String 输出：HEX_to_DEC(十进制数) 输出数据类型：LongPublic Function HEX_to_DEC(ByVal Hex As String) As Long Dim i As Long Dim B As Long Hex = UCase(Hex) For i = 1 To Len(Hex) Select Case

8、Mid(Hex, Len(Hex) - i + 1, 1) Case 0: B = B + 16 (i - 1) * 0 Case 1: B = B + 16 (i - 1) * 1 Case 2: B = B + 16 (i - 1) * 2 Case 3: B = B + 16 (i - 1) * 3 Case 4: B = B + 16 (i - 1) * 4 Case 5: B = B + 16 (i - 1) * 5 Case 6: B = B + 16 (i - 1) * 6 Case 7: B = B + 16 (i - 1) * 7 Case 8: B = B + 16 (i

9、- 1) * 8 Case 9: B = B + 16 (i - 1) * 9 Case A: B = B + 16 (i - 1) * 10 Case B: B = B + 16 (i - 1) * 11 Case C: B = B + 16 (i - 1) * 12 Case D: B = B + 16 (i - 1) * 13 Case E: B = B + 16 (i - 1) * 14 Case F: B = B + 16 (i - 1) * 15 End Select Next i HEX_to_DEC = BEnd Function 6.用途：将十进制转化为十六进制 输入：Dec

10、(十进制数) 输入数据类型：Long 输出：DEC_to_HEX(十六进制数) 输出数据类型：StringPublic Function DEC_to_HEX(Dec As Long) As String Dim a As String DEC_to_HEX = Do While Dec 0 a = CStr(Dec Mod 16) Select Case a Case 10: a = A Case 11: a = B Case 12: a = C Case 13: a = D Case 14: a = E Case 15: a = F End Select DEC_to_HEX = a &

11、DEC_to_HEX Dec = Dec 16 LoopEnd Function7. 用途：将十进制转化为八进制 输入：Dec(十进制数) 输入数据类型：Long 输出：DEC_to_OCT(八进制数) 输出数据类型：StringPublic Function DEC_to_OCT(Dec As Long) As String DEC_to_OCT = Do While Dec 0 DEC_to_OCT = Dec Mod 8 & DEC_to_OCT Dec = Dec 8 LoopEnd Function8. 用途：将八进制转化为十进制 输入：Oct(八进制数) 输入数据类型：String

12、 输出：OCT_to_DEC(十进制数) 输出数据类型：LongPublic Function OCT_to_DEC(ByVal Oct As String) As Long Dim i As Long Dim B As Long For i = 1 To Len(Oct) Select Case Mid(Oct, Len(Oct) - i + 1, 1) Case 0: B = B + 8 (i - 1) * 0 Case 1: B = B + 8 (i - 1) * 1 Case 2: B = B + 8 (i - 1) * 2 Case 3: B = B + 8 (i - 1) * 3

13、Case 4: B = B + 8 (i - 1) * 4 Case 5: B = B + 8 (i - 1) * 5 Case 6: B = B + 8 (i - 1) * 6 Case 7: B = B + 8 (i - 1) * 7 End Select Next i OCT_to_DEC = BEnd Function 9.用途：将二进制转化为八进制 输入：Bin(二进制数) 输入数据类型：String 输出：BIN_to_OCT(八进制数) 输出数据类型：StringPublic Function BIN_to_OCT(ByVal Bin As String) As String D

14、im i As Long Dim H As String If Len(Bin) Mod 3 0 Then Bin = String(3 - Len(Bin) Mod 3, 0) & Bin End If For i = 1 To Len(Bin) Step 3 Select Case Mid(Bin, i, 3) Case 000: H = H & 0 Case 001: H = H & 1 Case 010: H = H & 2 Case 011: H = H & 3 Case 100: H = H & 4 Case 101: H = H & 5 Case 110: H = H & 6 C

15、ase 111: H = H & 7 End Select Next i While Left(H, 1) = 0 H = Right(H, Len(H) - 1) Wend BIN_to_OCT = HEnd Function10. 用途：将八进制转化为二进制 输入：Oct(八进制数) 输入数据类型：String 输出：OCT_to_BIN(二进制数) 输出数据类型：StringPublic Function OCT_to_BIN(ByVal Oct As String) As String Dim i As Long Dim B As String For i = 1 To Len(Oct

16、) Select Case Mid(Oct, i, 1) Case 0: B = B & 000 Case 1: B = B & 001 Case 2: B = B & 010 Case 3: B = B & 011 Case 4: B = B & 100 Case 5: B = B & 101 Case 6: B = B & 110 Case 7: B = B & 111 End Select Next i While Left(B, 1) = 0 B = Right(B, Len(B) - 1) Wend OCT_to_BIN = BEnd Function11. 用途：将八进制转化为十六

17、进制 输入：Oct(八进制数) 输入数据类型：String 输出：OCT_to_HEX(十六进制数) 输出数据类型：StringPublic Function OCT_to_HEX(ByVal Oct As String) As String Dim Bin As String Bin = OCT_to_BIN(Oct) OCT_to_HEX = BIN_to_HEX(Bin)End Function12. 用途：将十六进制转化为八进制 输入：Hex(十六进制数) 输入数据类型：String 输出：HEX_to_OCT(八进制数) 输出数据类型：StringPublic Function HEX_to_OCT(ByVal Hex As String) As String Dim Bin As String Hex = UCase(Hex) Bin = HEX_to_BIN(Hex) HEX_to_OCT = BIN_to_OCT(Bin)End FunctionVB自带函数：十进制转八进制：Oct(num)十六进制转八进制：oct(&H & num)十进制转十六进制：hex(num)八进制转十六进制：hex(&O & num)十六进制转换为十进制 Dim str As String str = Text2.Text Text10.Text = CLng(&H & str)