PHP PDO MYSL Cheat Sheet by arnaudritti

try {
    $conn = new PDO('mysql:host=[SERVEUR];dbname=[BASE]', "[IDENTIFIANT]", "[MOT DE PASSE]");
    $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
} catch(PDOException $e) {
    echo 'ERROR: ' . $e->getMessage();
}

$id = 5;
try {
    $stmt = $conn->prepare('SELECT * FROM myTable WHERE id = :id');
    $stmt->bindParam(':id', $id, PDO::PARAM_INT);
    $stmt->execute();
 
    while($row = $stmt->fetch()) {
        print_r($row);
    }
} catch(PDOException $e) {
    echo 'ERROR: ' . $e->getMessage();
}

$id = 5;
try {
  $stmt = $conn->prepare('SELECT * FROM myTable WHERE id = :id');
  $stmt->bindParam(':id', $id, PDO::PARAM_INT);
  $stmt->execute();
 
  $result = $stmt->fetchAll();
 
  if ( count($result) ) { 
    foreach($result as $row) {
      print_r($row);
    }   
  } else {
    echo "No rows returned.";
  }
} catch(PDOException $e) {
    echo 'ERROR: ' . $e->getMessage();
}

try {
  $stmt = $pdo->prepare('INSERT INTO someTable VALUES(:name)');
  $stmt->bindParam(':name', 'Justin Bieber', PDO::PARAM_STR);
  $stmt->execute();
 
  # Affected Rows?
  echo $stmt->rowCount(); // 1
} catch(PDOException $e) {
  echo 'Error: ' . $e->getMessage();
}

$id = 5;
$name = "Joe the Plumber";
 
try {
 $stmt = $pdo->prepare('UPDATE someTable SET name = :name WHERE id = :id');
 $stmt->bindParam(':id', $id, PDO::PARAM_INT);
 $stmt->bindParam(':name', $name, PDO::PARAM_STR);
 $stmt->execute();
   
  echo $stmt->rowCount(); // 1
} catch(PDOException $e) {
  echo 'Error: ' . $e->getMessage();
}

$id = 5;
 
try {
  $stmt = $pdo->prepare('DELETE FROM someTable WHERE id = :id');
  $stmt->bindParam(':id', $id);
  $stmt->execute();
   
  echo $stmt->rowCount(); // 1
} catch(PDOException $e) {
  echo 'Error: ' . $e->getMessage();
}