Wrapped Class: boolean, int, long : Wrapper Classes « Data Type « Java Tutorial

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2. Data Type
3. Wrapper Classes

public class WrappedClassApp {
  public static void main(String args[]) {
    Boolean b1 = new Boolean("TRUE");
    Boolean b2 = new Boolean("FALSE");
    System.out.println(b1.toString() + " or " + b2.toString());
    for (int j = 0; j < 16; ++j)
      System.out.print(Character.forDigit(j, 16));
    System.out.println();
    Integer i = new Integer(Integer.parseInt("ef", 16));
    Long l = new Long(Long.parseLong("abcd", 16));
    long m = l.longValue() * i.longValue();
    System.out.println(Long.toString(m, 8));
    System.out.println(Float.MIN_VALUE);
    System.out.println(Double.MAX_VALUE);
  }
}