Question

java包的引用

import java.awr.*;
import java.applet.*;
public class HelloWorldApplet extends Applet { //an applet
public void paint(Graphics g){
g.drawString ("Hello World!",20,20);
}
} 以上是我的程序体,以下是错误提示:
C:\test>javac HelloWorldApplet.java
HelloWorldApplet.java:1: package java.awr does not exist
import java.awr.*;
^
HelloWorldApplet.java:4: cannot resolve symbol
symbol : class Graphics
location: class HelloWorldApplet
public void paint(Graphics g){
^
2 errors

Answer 1

第一句应该是import java.awt.*; 你把awt写成awr了.

Answer 2

import java.awr.*;
是import java.awt.*;