how to connect pdo php database
<?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();
}
?>mysqli database
<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "test");
/* Vérification de la connexion */
if (mysqli_connect_errno()) {
printf("Échec de la connexion : %s\n", mysqli_connect_error());
exit();
}
/* Retourne le nom de la base de données courante */
if ($result = $mysqli->query("SELECT DATABASE()")) {
$row = $result->fetch_row();
printf("La base de données courante est %s.\n", $row[0]);
$result->close();
}
/* Change la base de données en "world" */
$mysqli->select_db("world");
/* Retourne le nom de la base de données courante */
if ($result = $mysqli->query("SELECT DATABASE()")) {
$row = $result->fetch_row();
printf("La base de données courante est %s.\n", $row[0]);
$result->close();
}
$mysqli->close();
?>Copyright © 2021 Codeinu
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