mysql prepared statement php code example
Example 1: php prepared statement select
$sql = "SELECT * FROM users WHERE id=?";
$stmt = $conn->prepare($sql);
$stmt->bind_param("i", $id);
$stmt->execute();
$result = $stmt->get_result();
while ($row = $result->fetch_assoc()) {
echo $row['name'];
}
$sql = "SELECT user FROM users WHERE id=?";
$stmt = $conn->prepare($sql);
$stmt->bind_param("i", $id);
$stmt->execute();
$result = $stmt->get_result();
$user = $result->fetch_assoc();
$sql = "UPDATE users SET rank=?, status=? WHERE id=?";
$sql = "DELETE FROM users WHERE id=?";
$stmt = $conn->prepare($sql);
$stmt->bind_param('sss', $rank, $status, $id);
$stmt->execute();
Example 2: php mysql prepare query
$stmt = $mysqli->prepare("SELECT * FROM myTable WHERE name = ? AND age = ?");
$stmt->bind_param("si", $_POST['name'], $_POST['age']);
$stmt->execute();
$stmt->close();
Example 3: php my sql prepare bind param with multiple statements
$array_of_values = array( "Brasil", "Argentina" );
$types = "ss";
$mysqli_stmt->bind_param( $types, ...$array_of_values );