enter code here

$servername = "localhost";
$username = "root";
$password = "";
$dbname = "email";

$con=mysqli_connect($servername,$username,$password, $dbname);
// Check connection
if (mysqli_connect_errno())
  {
  echo "Failed to connect to MySQL: " . mysqli_connect_error();
  }

$sql="SELECT 'Trading' FROM 'trading1' WHERE Trading = ('$_POST[kiran]')";

if ($result=mysqli_query($con,$sql))
  {
  // Return the number of rows in result set
  $rowcount=mysqli_num_rows($result);
  printf("Result set has %d rows.n",$rowcount);
  // Free result set
  mysqli_free_result($result);
  }

mysqli_close($con);"