This is a dirty trick how to access primitive regular expression on Windows.
C++, 37 lines
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Copy to clipboard1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | #include <fstream>
#include <iostream>
#include <windows.h>
#include <wininet.h>
using namespace std;
#pragma comment(lib, "wininet")
int main() {
HINTERNET hNet, hUrl;
DWORD dwBytesRead;
char szData[1024];
hNet = InternetOpen(NULL, INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0);
hUrl = InternetOpenUrl(hNet, "http://internet.yandex.ru/", NULL, 0, INTERNET_FLAG_RELOAD, 0);
ofstream f("out.txt"); //temporary file
//storing data into file
for (;;) {
BOOL bRead = InternetReadFile(hUrl, szData, sizeof(szData - 1), &dwBytesRead);
if (bRead == FALSE || dwBytesRead == 0) break;
szData[dwBytesRead] = 0;
f << szData;
}
//closing handles
f.close();
InternetCloseHandle(hUrl);
InternetCloseHandle(hNet);
//getting needed string with findstr command :)
system("for /f \"tokens=2* delims= \" %i in ('findstr /r /c:\"IPv4:\" out.txt') do @echo %i %j");
DeleteFile("out.txt"); //removing temporary file
return 0;
}
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