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Runnable½Ó¿Ú£¬Ö»ÓÐÒ»¸ö·½·¨run()
exit(int status)
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System.exit(0);
    import javax.swing.JOptionPane;     
    public class LableTest 
    {public static void main(String[] args)
    {String output="";       
    rownnext:
    for (int row=1;row<=5;row++)
    { output+="\n";
    for(int column=1;column<=10;column++)
    {if(column>2*row-1)
       continue rownnext;
    output+="*";
    }
    }
    JOptionPane.showMessageDialog(null,output,"testing continue with a label",
       JOptionPane.INFORMATION_MESSAGE);
     System.exit(0);
    }
    }
 
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import java.awt.Graphics£¬¹©paint(Graphics g)·½·¨ÒýÓã¬
import javax.swing.JApplet;
   
public class TestRow extends Japplet
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    private String name;
    public String getName() {
return name;
    }
    public void setName(String name) {
this.name = name;
    }
    public void ppublicMethod(){
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