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Verifica della connessione al DB

From ^Bart <gabriele1NOSPAM@hotmail.com>
Newsgroups it.comp.www.php
Subject Verifica della connessione al DB
Date 2019-05-25 23:24 +0200
Organization Aioe.org NNTP Server
Message-ID <qccbpe$1mvr$1@gioia.aioe.org> (permalink)

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Salve,

mi spiegate quali delle due sia meglio usare tralasciando (per ora!) il 
discorso pdo?

// Create connection
			$conn = new mysqli($servername, $username, $password, $dbname);
			// Check connection
			if ($conn->connect_error)
			{
				die("Connessione fallita: " . $conn->connect_error);
			}

// connessione al database per istanza
$mysqli = @new mysqli("localhost", "username", "password", "data");

// controllo sullo stato della connessione
if (mysqli_connect_errno())
{
   echo "Connessione fallita: " . die (mysqli_connect_error());
}

Saluti.
^Bart

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Verifica della connessione al DB ^Bart <gabriele1NOSPAM@hotmail.com> - 2019-05-25 23:24 +0200

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