我是如下代码,编译后运行appletviewer HelloWorld.class,但是没出现applet程序。程序名HelloWorld.javaimport java.applet.Applet;
import java.awt.Graphics;public class HelloWorld extends Applet {
public void paint(Graphics g)
{
g.drawString("Hello world!", 50, 25);
}
} //<APPLET CODE=HelloWorld.class WIDTH=150 HEIGHT=25> </APPLET>
import java.awt.Graphics;public class HelloWorld extends Applet {
public void paint(Graphics g)
{
g.drawString("Hello world!", 50, 25);
}
} //<APPLET CODE=HelloWorld.class WIDTH=150 HEIGHT=25> </APPLET>
1、源代码,文件名为HelloWorldApplet.java
//:HelloWorldApplet.javaimport java.applet.Applet;
import java.awt.Graphics;public class HelloWorldApplet extends Applet {
public void paint(Graphics g)
{
g.drawString("Hello world!", 50, 25);
}
}3、编译,生成.class
F:\java>javac HelloWorldApplet.java4、HTML文件,文件名web.html,与HelloWorldApplet.class同在一目录中
<HTML>
<applet
code=HelloWorldApplet
width=150
height=25>
</applet>
</HTML>5、浏览
F:\java>appletviewer web.html6、你现在应该能看到运行结果了
import java.awt.Graphics;/*
<applet code="HelloWorld" width=300 height=180>
</applet>
*/
public class HelloWorld extends Applet {
public void paint(Graphics g)
{
g.drawString("Hello world!", 50, 25);
}
}
appletviewer HelloWorld.java