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My email address is the following jakerpomperada@gmail.com, jakerpomperada@aol.com, and jakerpomperada@yahoo.com.My mobile number here in the Philippines is 09173084360. My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.
Here in Bacolod City, Negros Occidental I also accepting computer repair, web development using WordPress, Computer Networking, and Arduino Project development at a very affordable price. My personal website is http://www.jakerpomperada.comMy programming website is http://www.jakerpomperada.blogspot.comI am also a book author you can purchase my books on computer programming and information technology in the following links below.https://www.unlimitedbooksph.com/
Program Listing
<!doctype html>
<html>
<head>
<title>Calculator Program in PHP</title>
</head>
<style type="text/css">
body {
font-family : arial;
};
</style>
<body>
<form method="POST" action="">
<h2>Calculator Program in PHP</h2>
<?php
$n1=$n2=$res=0;
if(isset($_POST['operation'])){
$n1=$_POST['n1'];
$n2=$_POST['n2'];
$operation=$_POST['operation'];
if($operation=="Add"){
$res=$n1+$n2;
}else if($operation=="Subtract"){
$res=$n1-$n2;
}else if($operation=="Multiply"){
$res=$n1*$n2;
}else{
$res=$n1/$n2;
}
}
?>
<p>Value No. 1 <input type="text" name="n1" value="<?=$n1;?>" size="5"/></p>
<p>Value No. 2 <input type="text" name="n2" value="<?=$n2;?>" size="5"/></p>
<p>
<input type="submit" name="operation" value="Add"/>
<input type="submit" name="operation" value="Subtract"/>
<input type="submit" name="operation" value="Multiply"/>
<input type="submit" name="operation" value="Divide"/>
</p>
<p>Result: <input type="text" name="res" value="<?=$res;?>" size="5"/></p>
</form>
</body>
</html>
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