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<html lang="en" dir="ltr">
<head>
<meta charset="utf-8">
<title></title>
</head>
<body>
<form class="" action="p2.php" method="post">
taban <input type="text" name="taban" value=""><br>
yukselik <input type="text" name="yukselik" value=""><br>
<input type="submit" name="button" value="Gönder">
</form>
</body>
</html><?php $taban=$_POST["taban"]; $yuksek=$_POST["yukselik"]; @$sonuc=($taban * $yukselik)/2; echo "Üçgenin alanı : ". $sonuc; ?>
<!DOCTYPE html>
<html>
<body>
<form>
Base:<br>
<input type="text" id="base" name="base"><br>
Height:<br>
<input type="text" id="height" name="height"><br>
<br>
<button type="button" onclick="calculateArea()">Calculate Area</button>
<br><br>
Area: <span id="result"></span>
</form>
<script>
function calculateArea() {
var base = document.getElementById("base").value;
var height = document.getElementById("height").value;
var area = (base * height) / 2;
document.getElementById("result").innerHTML = area;
}
</script>
</body>
</html>Kendinize göre değişkenlerinin ismini değiştirebilirsiniz.
<?php
$taban=$_POST["taban"];
$yuksek=$_POST["yukseklik"];
$sonuc=($taban * $yuksek)/2;
echo "Üçgenin alanı : ". $sonuc;
?>
<html lang="en" dir="ltr">
<head>
<meta charset="utf-8">
<title></title>
</head>
<body>
<form class="" action="" method="post">
taban <input type="text" name="taban" value=""><br>
yukselik <input type="text" name="yukseklik" value=""><br>
<input type="submit" name="button" value="Gönder">
</form>
</body>
</html>