1 | #Region "Microsoft.VisualBasic::a4439e9124df0896a4c6888813d170de, Microsoft.VisualBasic.Core\Extensions\Math\NumeralSystem.vb" |
2 | |
3 | ' Author: |
4 | ' |
5 | ' asuka (amethyst.asuka@gcmodeller.org) |
6 | ' xie (genetics@smrucc.org) |
7 | ' xieguigang (xie.guigang@live.com) |
8 | ' |
9 | ' Copyright (c) 2018 GPL3 Licensed |
10 | ' |
11 | ' |
12 | ' GNU GENERAL PUBLIC LICENSE (GPL3) |
13 | ' |
14 | ' |
15 | ' This program is free software: you can redistribute it and/or modify |
16 | ' it under the terms of the GNU General Public License as published by |
17 | ' the Free Software Foundation, either version 3 of the License, or |
18 | ' (at your option) any later version. |
19 | ' |
20 | ' This program is distributed in the hope that it will be useful, |
21 | ' but WITHOUT ANY WARRANTY; without even the implied warranty of |
22 | ' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
23 | ' GNU General Public License for more details. |
24 | ' |
25 | ' You should have received a copy of the GNU General Public License |
26 | ' along with this program. If not, see <http://www.gnu.org/licenses/>. |
27 | |
28 | |
29 | |
30 | ' /********************************************************************************/ |
31 | |
32 | ' Summaries: |
33 | |
34 | ' Module NumeralSystem |
35 | ' |
36 | ' Function: TranslateDecimal |
37 | ' |
38 | ' |
39 | ' /********************************************************************************/ |
40 | |
41 | #End Region |
42 | |
43 | Imports System.Runtime.CompilerServices |
44 | |
45 | Namespace Math |
46 | |
47 | Public Module NumeralSystem |
48 | |
49 | ''' <summary> |
50 | ''' 将十进制数转换到另外的一个数进制 |
51 | ''' </summary> |
52 | ''' <param name="d%"></param> |
53 | ''' <param name="alphas"></param> |
54 | ''' <returns></returns> |
55 | <Extension> Public Function TranslateDecimal(d%, alphas As Char()) As String |
56 | Dim r = d Mod alphas.Length |
57 | Dim result$ |
58 | |
59 | If (d - r = 0) Then |
60 | result = alphas(r) |
61 | Else |
62 | result = ((d - r) \ alphas.Length).TranslateDecimal(alphas) & alphas(r) |
63 | End If |
64 | |
65 | Return result |
66 | End Function |
67 | End Module |
68 | End Namespace |