C++ Lecture: 16

Lecture 16

Escape Sequences:

Code:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

   cout<<"Newline : \n  ";

   cout<<"Tab : \t  "<<endl;

   cout<<"Backspace : \b   "<<endl;

   cout<<"Carriage return : \r "<<endl;

   cout<<"Formfeed : \f "<<endl;

   cout<<"Single quote : \' "<<endl;

   cout<<"Double quote : \" "<<endl;

   cout<<"Backslash : \\ "<<endl;

  getch();

  return 0;

}

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Printing Graphics Characters:

Code:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

   cout<<"Hex value:";

   cout<<"ASCII code run 0: \x0"<<endl;

   cout<<"ASCII code run 1: \x1"<<endl;

   cout<<"ASCII code run 2: \x2"<<endl;

   cout<<"ASCII code run 3: \x3"<<endl;

   cout<<"ASCII code run 4: \x4"<<endl;

   cout<<"ASCII code run 5: \x5"<<endl;

   cout<<"ASCII code run 6: \x6"<<endl;

   cout<<"ASCII code run 7: \x7"<<endl;

   cout<<"ASCII code run 8: \x8"<<endl;

   cout<<"ASCII code run 9: \x9"<<endl;

   cout<<"ASCII code run A: \xA"<<endl;

   cout<<"ASCII code run B: \xB"<<endl;

   cout<<"ASCII code run C: \xC"<<endl;

   cout<<"ASCII code run D: \xD"<<endl;

   cout<<"ASCII code run E: \xE"<<endl;

   cout<<"ASCII code run F: \xF"<<endl;

   cout<<".................";

  getch();

  return 0;

}

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Decimal to binary code:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

  int a=2;

  cout<<"The decimal value is : "<<a;

  cout<<"\nThe binary value is : ";

  cout<<a%2;

  a=a/2;

  cout<<a%2;

 

  getch();

  return 0;

}

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