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Java applet passing values using parameters example

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import java.applet.*;
public class ParameterExample extends Applet{
String str;
int a, b, sum;
public void init(){
pstr=getParameter("msg");
a=Integer.parseInt(getParameter("first"));
b=Integer.parseInt(getParameter("second"));
sum=a+b;
repaint();
}
public void paint(Graphics g){
g.drawString("First Number: "+a, 20, 40);
g.drawString("Second Number: "+b, 20, 60);
g.drawString("Sum: "+sum, 20, 80);
}
}

HTML:-
<html>
<head>
<title>Java Applet</title>
</head>
<body>
<applet code="ParameterExample.class" width="600" height="250">
<param name="msg" value="Add"/>
<param name="first" value="52"/>
<param name="second" value="87"/>
</applet>
</body>
</html>

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