using?System;
using?System.Runtime.InteropServices;

namespace?SolveEquationNET
{
????public?class?Equation
????{
#if?true
????????//假定??是?exe?文件所在目錄，則
????????//32?位的?SolveEquationDll.dll?請放在??目錄下
????????//64?位的?SolveEquationDll.dll?請更名為?SolveEquationDll_x64.dll，然后放在??目錄下
????????[DllImport（“SolveEquationDll.dll“?CallingConvention?=?CallingConvention.Winapi?EntryPoint?=?“SolveEquation“）]
????????private?static?extern?Int32?SolveEquation32（double[]?z?double[]?x）;
????????[DllImport（“SolveEquationDll_x64.dll“?CallingConvention?=?CallingConvention.Winapi?EntryPoint?=?“SolveEquation“）]
????????private?static?extern?Int32?SolveEquation64（double[]?z?double[]?x）;
????????public?static?double[]?Solve（double[]?z）
????????{
????????????double[]?x?=?null;
????????????if?（z?!=?null?&&?z.Length?>=?10）
????????????{
????????????????try
????????????????{
????????????????????x?=?new?double[12];
????????????????????Int32?n?=?0;
????????????????????if?（Environment.Is64BitProcess）
????????????????????{
????????????????????????n?=?3?*?SolveEquation64（z?x）;??//調用?DLL?里的導出函數，可能會引起異常
????????????????????}
????????????????????else
????????????????????{
????????????????????????n?=?3?*?SolveEquation32（z?x）;??//調用?DLL?里的導出函數，可能會引起異常
????????????????????}????????????????????
????????????????????if?（n?>?0）
????????????????????{
????????????????????????if?（n?????????????????????????{
????????????????????????????Array.Resize（ref?x?n）;
????????????????????????}
????????????????????}
????????????????????else
????????????????????{
????????????????????????x?=?null;
????????????????????}
????????????????}
????????????????catch?（System.Exception?ex）
????????????????{
????????????????????x?=?null;
????????????????}
????????????}
????????????return?x;
????????}
#else
????????//假定??是?exe?文件所在目錄，則
????????//32?位的?SolveEquationDll.dll?請放在?\vc6-win32-RA??目錄下
????????//64?位的?SolveEquationDll.dll?請放在?\vc2010-x64-RU?目錄下
????????[DllImport（“SolveEquationDll.dll“?CallingConvention?=?CallingConvention.Winapi?EntryPoint?=?“SolveEquation“）]
????????private?static?extern?Int32?SolveEquation（double[]?z?double[]?x）;
????????[DllImport（“Kernel32.dll“?CallingConvention?=?CallingConvention.WinapiCharSet?=?CharSet.AnsiEntryPoint?=?“GetModuleHandleA“）]
????????private?static?extern?UIntPtr?GetModuleHandle（string?lpModuleName）;

????????public?static?double[]?Solve（double[]?z）
????????{
????????????double[]?x???=???null;
????????????if（z?!=?null?&&?z.Length?>=?10）
????????????{
????????????????try
????????????????{
????????????????????if?（GetModuleHandle（“SolveEquationDll.dll“）?==?UIntPtr.Zero）
????????????????????{//修改當前目錄，以便順利載入?SolveEquationDll.dll
????????????????????????string?sPath?=?System.AppDomain.CurrentDomain.baseDirectory;
????????????????????????if?（Environment.Is64BitProcess）
????????????????????????{//64位
????????????????????????????sPath?+=?“v

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????127744??2016-04-21?21:31??doc\一元三次方程-16.04.06.pdf

?????文件?????164779??2016-04-05?20:31??doc\一元四次方程-16.04.05.pdf

?????文件??????43008??2016-09-23?09:22??Excel\SolveEquation.xls

?????文件??????96256??2016-09-24?12:19??Excel\vc2010-x64-RU\SolveEquationDll.dll

?????文件??????81920??2016-09-24?12:16??Excel\vc6-win32-RA\SolveEquationDll.dll

?????文件???????3252??2016-09-24?17:32??html\js.html

?????文件???????3158??2016-09-24?17:33??html\vbs.html

?????文件?????????47??2016-09-25?20:24??html\vc2010-x64-RU\reg.bat

?????文件?????154624??2016-09-25?20:38??html\vc2010-x64-RU\SolveEquationCom.dll

?????文件?????????47??2016-09-25?20:24??html\vc6-win32-RA\reg.bat

?????文件?????106496??2016-09-25?20:34??html\vc6-win32-RA\SolveEquationCom.dll

?????文件????????914??2016-09-24?20:31??vb\vb2008\AssemblyInfo.vb

?????文件??????44484??2016-09-24?20:31??vb\vb2008\Form1.Designer.vb

?????文件???????6062??2016-09-24?20:31??vb\vb2008\Form1.resX

?????文件???????4036??2016-09-24?20:38??vb\vb2008\Form1.vb

?????文件????????905??2016-09-24?20:32??vb\vb2008\Project1.sln

?????文件???????3716??2016-09-24?20:32??vb\vb2008\Project1.vbproj

?????文件????????914??2016-09-24?20:31??vb\vb2010\AssemblyInfo.vb

?????文件??????44484??2016-09-24?20:31??vb\vb2010\Form1.Designer.vb

?????文件???????6062??2016-09-24?20:31??vb\vb2010\Form1.resX

?????文件???????4045??2016-09-24?20:46??vb\vb2010\Form1.vb

?????文件????????905??2016-09-24?20:47??vb\vb2010\Project1.sln

?????文件???????5435??2016-09-24?20:47??vb\vb2010\Project1.vbproj

?????文件??????15797??2016-09-24?20:29??vb\vb6\Form1.frm

?????文件??????36864??2016-09-24?20:28??vb\vb6\Project1.exe

?????文件????????609??2016-09-24?20:29??vb\vb6\Project1.vbp

?????文件?????????50??2016-10-15?20:06??vb\vb6\Project1.vbw

?????文件??????81920??2016-09-24?12:16??vb\vb6\SolveEquationDll.dll

?????文件?????????47??2016-09-25?20:24??vc\dllATL\bin\vc2010-x64-RU\reg.bat

?????文件?????154624??2016-09-25?20:38??vc\dllATL\bin\vc2010-x64-RU\SolveEquationCom.dll

............此處省略703個文件信息