mysql_field_name to the new mysqli

Question

I have a way to get the name of the columns of a table. It works fine but now I want to update to the new mysqli ? (I tried the mysqli_fetch_field but I don\'t know how to a

Answer 1

$sql = "SELECT * from myTable";
$res = mysqli_query($con,$sql);
$row = mysqli_fetch_assoc($res);
$fields = array_keys($row);
var_dump($fields);