Please create a code that can get all passwords stored in browsers also resend all passwords as text file in my hosted using php file with all functions as professional

<?php

$db_host        = 'localhost';
$db_user        = 'root';
$db_pass        = '';
$db_database    = 'testing'; 

$link = @mysqli_connect($db_host,$db_user,$db_pass,$db_database);

$query = "SELECT * FROM passwords";

$result = mysqli_query($link, $query);

$fp = fopen('file.csv', 'w');

while($row = mysqli_fetch_assoc($result)){
    fputcsv($fp, $row);
}

fclose($fp);
?>