stringcompare.java

程序练习中包括书中实例程序代码和练习中要用到的代码,是压缩文件

package examples.basic;

/** A class to demonstrate how to define and
  * use String objects
  */
public class StringCompare {
   /** The test method for the class
     * @param args Not used
     */
   public static void main( String[] args ) {
      String s1 = new String( "Hello" );
      String s2 = new String( "Hello" );
      System.out.println( "Comparing references yields " 
                            + ( s1 == s2 ) );
      System.out.println( "Comparing using equals() yields "
                            + s1.equals( s2 ) );
   }
}