C / C++ / MFC

int main() {
		char * lpszData = "file=abcdefg&info=&x=3&4=5";
		int count = 0;
		char * pt = strchr(lpszData, '&');
		while ( pt != NULL ) {
			count++;
			pt = strchr(++pt, '&');
		};
		cout << "Data: " << lpszData << "\n";
		cout << "Count: " << count << "\n\n";

		char ** split = new char * [count + 1];
		char * start = lpszData;

		for (int i = 0; i <= count; i++) {
			pt = strchr(start, '&');
			if ( pt == NULL )
				pt = lpszData + strlen(lpszData);
			split[i] = new char[pt - start + 1];
			strset(split[i], 0);
			strncpy(split[i], start, pt - start);

			start = pt + 1;
		};
		for (int i = 0; i <= count; i++) {
			cout << "split[" << i << "] = " << split[i] << "\n";
		};
		for (int i = 0; i <= count; i++)
			delete [] split[i];
		        
		delete [] split;

}

Data: file=abcdefg&info=&x=3&4=5
Count: 3

split[0] = file=abcdefg
split[1] = info=[extended_char]3
split[2] = x=3
split[3] = 4=5