php mysql pdo connection
<?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();
}
?>pdo connection php
<?php
$db = "mysql:host=localhost;dbname=pdolearn";
$user = "root";
$password = "";
$pdo = new PDO($db, $user, $password);
// $stmt = "SELECT * FROM countries"; //for mySQL
$stmt = $pdo->query("SELECT * from countries");
// while($row = mysqli_fetch_assoc($stmt)) //for mysql
while ($row = $stmt->fetch())
{
echo "<pre>";
print_r($row);
}php pdo connection
$host = "localhost";//Ip of database, in this case my host machine
$user = "root"; //Username to use
$pass = "qwerty";//Password for that user
$dbname = "DB";//Name of the database
try {
$connection = new PDO("mysql:host=$host;dbname=$dbname", $user, $pass);
$connection->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
}catch(PDOException $e)
{
echo $e->getMessage();
}pdo connexion
public static function connexionBDD()
{
$base = null;
try {
$base = new PDO('mysql:host=' . MYSQL_HOSTNAME . '; dbname=' . MYSQL_DATABASE . '', MYSQL_USERNAME, MYSQL_PASSWORD);
} catch (exception $e) {
die('Erreur ' . $e->getMessage());
}
return $base;
}php query pdo
<?php
$sql = 'SELECT name, color, calories FROM fruit ORDER BY name';
foreach ($conn->query($sql) as $row) {
print $row['name'] . "\t";
print $row['color'] . "\t";
print $row['calories'] . "\n";
}
?>pdo example
<?php
$dsn = "mysql:host=localhost;dbname=mydb";
$user = "user12";
$passwd = "12user";
$pdo = new PDO($dsn, $user, $passwd);Copyright © 2021 Codeinu
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