How would you use the functions sin(), pow(), sqrt()?


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can any one help to find a specific string between html tags which is changed to a sting.. weather.html looks (for location) is <location>somewhere</location> #include <iostream> #include <fstream> #include <string> using namespace std; string find_field(string myPage,string); int main (void) { string page, line, location, temperature; ifstream inputFile("weather.xml"); while(getline(inputFile, line)) { page.append(line); line.erase(); } // Now page is a string that contains the whole xml page // Here you need to write something that finds and // extracts location and temperature from the XML // data in the string page and stores them in // the strings location and temperature respectively location=find_field(page,"location"); temperature=find_field(page,"temp_c"); cout << "Location: "<<location << endl; cout << "Temperature: " << temperature << endl; system("pause"); } string find_field(string myPage,string find_string){ int temp=myPage.find(find_string); if(temp!=string::npos) { cout << "Match found at " << temp << endl; } return "found?"; } ///

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