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page.php
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page.php
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<html>
<body>
<?php
//db connection variables
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "robo";
//table variables
// $result= $_POST["value"];
// echo $_POST["value"];
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
if (isset($_POST['value'])) {
$result = $_POST['value'];
// Create connection
// query
// $sql ="UPDATE servomove SET movement = $result WHERE id = 1";
$sql = "UPDATE servomove SET movement='$result' WHERE id=1";
// report on connection error
if ($conn->query($sql) === false) {
echo "Error query : " . $conn->error;
} else {
// echo $result;
}
}
$sql = "SELECT movement FROM servomove";
if ($conn->query($sql) === false) {
echo "Error query : " . $conn->error;
} else {
$result = $conn->query($sql);
if ($result->num_rows > 0) {
// output data of each row
while ($row = $result->fetch_assoc()) {
echo $row["movement"];
}
} else {
echo "0 results";
}
}
//printing
?>
</body>
</html>