Simple Types

There are several simple data types in C++:

• char, signed char, unsigned char
• short, signed short, unsigned short
• int, usigned int
• long, unsigned long
• float
• double
• long double
• enumerated types
• bool

Type Casting

The general form of a type cast is (type) expression. For example,

(char) 65

#include <iostream.h>

int alphabet();         

int main() {
  alphabet();
  return 0;
}

int alphabet() {
  for (int i=65;i<=90;i++) cout << (char) i;
  cout << endl;
  return 0;
}

ABCDEFGHIJKLMNOPQRSTUVWXYZ