How to stop printing the echo statement in php?

Question

since im using html code and the php code in the same page echo statement get print on loading the page i need to print it when the search result is empty can anyone tell what can do to stop printing the echo statement on loading the page i want to display the search result in same page so im using the html and php code in same page

<div class="container" style="border-style:solid; border-width:medium;width: 550px;">
<br/>
<form method="post">
<div class="form-group">
    Name
    <br/>
    <input type="text" class="form-control" name="name"  />
    </div>
    <div class="form-group">
   Email <br/>
   <input type="text" class="form-control"name ="email"  />
   </div>
   <div class="form-group">
    Qualification<br/>
    <input type="text" class="form-control" name ="qualify" />
    </div>
    <input type="submit" value="Search" />

</form>
<br/>
</div>
<?php
session_start();
?>

<?php
if (isset($_SESSION['message11']))
{
    echo $_SESSION['message11'];
    unset($_SESSION['message11']);
}
?>
<?php
 $servername = "localhost";
$username = "root";
$password = "root";
$dbname = "myDB";

// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}
   $name=$_POST['name'];
 $email=$_POST['email'];
   $qualification=$_POST['qualify'];
 $sql = "SELECT * FROM form WHERE Name ='$name' AND EmailAddress = '$email' AND Qualification = '$qualification' ";
 $result=$conn->query($sql);

 /*   if($result->num_rows === 0) 
{
  echo '<p style="margin-left:340px">no records</p>';
 } */
 //else {


  while($row = $result->fetch_assoc())
 {
    $_SESSION["snum"]=$row['sno'];
    $_SESSION["nam"]=$row['Name'];
    $_SESSION["quali"]=$row['Qualification'];
    $_SESSION["emai"]=$row['EmailAddress'];
  echo '<br>';
  echo '<form>';
  echo '<input style="margin-left:340px;padding-bottom:10px" type=checkbox>&nbsp;user Details</input>';
  echo '<br>';
  echo '<br>';
  echo '<div class="container" style="border-style:solid; border-width:medium;width: 550px;">';
  echo '<br>';
    echo 'Name: '.$row['Name']; 
    echo '<br /> EmailAddress: ' .$row['EmailAddress'];
    echo '<br /> Qualification: '.$row['Qualification'];
    echo '<br /> DOB: '.$row['DOB'];
    echo '<br/>';
    echo '<br/>';
    echo '<a href="received.php">invite</a>';
    echo '<br/>';
    echo '<br/>';
    echo '</div>';
     echo '<br/>';
    }
  //}

$conn->close();    
?>

Answer 1

You can add following check for showing message.

if(!empty($_POST)) {
    if($result->num_rows === 0) {
        echo '<p style="margin-left:340px">no records</p>';
     }
}