mysqli_fetch_array() expects parameter 1 to be mysqli_result, bool given in C:\xampp\htdocs\infinite-scroll-master\get_data.php on line 10 code example

Example: mysqli_fetch_array() expects parameter 1 to be mysqli_result

$sql = "select * from privinsi";
$result = mysqli_query($connection,$sql);
while($r = mysqli_fetch_array($result))
{
    // your code here
}