标准字符串std::string和System::String， CString之间的转换

悠悠 2022-08-12 14:00 470阅读 0赞

1. std::string 转成System.String

**\[csharp\]**  [view plain][] [copy][view plain]

1. \#include <string>  
2. \#include <iostream>  
3. **using** **namespace** System;  
4. **using** **namespace** std;  
5.   
6. **int** main() \{  
7.    **string** str = "test";  
8.    cout << str << endl;  
9.    String^ str2 = gcnew String(str.c\_str());  
10.    Console::WriteLine(str2);  
11.   
12.    // alternatively  
13.    String^ str3 = gcnew String(str.c\_str());  
14.    Console::WriteLine(str3);

string CBZApiTest::StrToStr(String^ strClr)  
\{  
const char\* chars = (const char\*)(Marshal::StringToHGlobalAnsi(strClr)).ToPointer();  
string str = chars;  
Marshal::FreeHGlobal(IntPtr((void\*)chars));  
return str;  
\}  
  
  
String^ CBZApiTest::clrStrToStr(string str)  
\{  
return gcnew String(str.c\_str());  
\}

#include <string>
 #include <iostream>
 using namespace std;
 using namespace System;
 using namespace System::Runtime::InteropServices;
 //System::String转std::string
 void MarshalString ( String* s, string& os ) {
 
 const char* chars = (const char*)(Marshal::StringToHGlobalAnsi(s)).ToPointer();
 os = chars;
 Marshal::FreeHGlobal(IntPtr((void*)chars));
 }
 
 //System::String转std::wstring
 void MarshalString ( String* s, wstring& os ) {
 const wchar_t* chars = (const wchar_t*)(Marshal::StringToHGlobalUni(s)).ToPointer();
 os = chars;
 Marshal::FreeHGlobal(IntPtr((void*)chars));
 }
 
 //System::String转std::string
 string str = "";
 String* s = "abcdef";
 const char* chars = (const char*)(Marshal::StringToHGlobalAnsi(s)).ToPointer();
 str = s;
 
 //std::wstring转System::String
 string str = "abcdef";
 String* s;
 s = new String(str.c_str());
 
 //System::String转char*;
 String* s = "abcdef";
 char* ch= (char*)(void*)Marshal::StringToHGlobalAnsi(s);
 
 //System::String转char[];
 char ch2[100];
 strcpy(ch2,ch);

[view plain]: http://blog.csdn.net/windren06/article/details/7839985#