// Fig. 7.14: InitArray.java
// Initializing two-dimensional arrays.
import java.awt.Container;
import javax.swing.*;

public class InitArray extends JApplet {
   JTextArea outputArea;

   // set up GUI and initialize applet
   public void init()
   {
      outputArea = new JTextArea();
      Container container = getContentPane();
      container.add( outputArea );

      int array1[][] = { { 1, 2, 3 }, { 4, 5, 6 } };        
      int array2[][] = { { 1, 2 }, { 3 }, { 4, 5, 6 } }; 

      outputArea.setText( "Values in array1 by row are\n" );
      buildOutput( array1 );
   
      outputArea.append( "\nValues in array2 by row are\n" );
      buildOutput( array2 );

   } // end method init

   // append rows and columns of an array to outputArea
   public void buildOutput( int array[][] )
   {
      // loop through array's rows
      for ( int row = 0; row < array.length; row++ ) {

         // loop through columns of current row
         for ( int column = 0; column < array[ row ].length; column++ )
            outputArea.append( array[ row ][ column ] + "  " );

         outputArea.append( "\n" );
      }

   } // end method buildOutput

} // end class InitArray


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