<?php $servername = "localhost" $username = "username" $password = "password"  try {     $conn = new PDO("mysql:host=$servername;dbname=myDB", $username, $password);     // set the PDO error mode to exception     $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);     echo "Connected successfully"     } catch(PDOException $e)     {     echo "Connection failed: " . $e->getMessage();     } ?>

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