import java.applet.Applet;
import java.awt.*;

public class StringDemo extends Applet
{
	String s1, s2, s3, s4, s5 = "How are you.";
	
	public void init()
		{	
			s1 = new String ();
			s2 = new String ("Hello");
			s3 = new String (s2);
			s4 = "    Hello    ";
			
		}
	public void paint (Graphics g)
		{
			g.drawString(s2 + "What a nice day.", 25, 25);
			g.drawString("s2 equals " + s2, 25, 50);
			g.drawString("Length of s2 is " + s2.length() + " characters", 25, 75);
			g.drawString("s2 to Uppercase is " + s2.toUpperCase(), 25, 100);
			g.drawString("s2 to Lowercase is " + s2.toLowerCase(), 25, 125);
			
			s1 = s4.trim();
			g.drawString("The original s4 is:" + s4, 25, 150);
			g.drawString("After trimming s4 is:" + s1, 25, 175);
			s1 = s2.replace('H', 'h');
			g.drawString("s2 after a replace is " + s1, 25, 200);
		}
	}