PHP 5.5 new

New finally Keyword.php

function addRecord($record, $db) {
  try {
    $db->lock($record->table);
    $db->prepare($record->sql);
    $db->exec($record->params);
  }
  catch(Exception $e) {
    $db->rollback($record);
    if (!write_log($e->getMessage(), $e->getTraceAsString())) {
      throw new Exception('Unable to write to error log.');
    }
  }
  finally {
    $db->unlock($record->table);
  }
  return true;
}

Password Hashing API.php

function make_blowfish_salt() {
  $alphabet = array_merge(range('A','Z'), range('a','z'), range(0,9), array('.','/'));
  shuffle($alphabet);
  $salt = '';
  if (($iv = mcrypt_create_iv(22, MCRYPT_DEV_URANDOM)) === false) {
    trigger_error("Unable to initialize vector from mcrypt.", E_USER_ERROR);
  }
  for ($i = strlen($iv) - 1; $i >= 0; $i--) {
    $salt .= $alphabet[ord($iv[$i]) % 64];
  }
  return $salt;
}

echo $salt = make_blowfish_salt();

// =>

$password = 'GoogleGuy';
echo $hash = crypt($password, '$2a$10$' . $salt . '$');

// =>

if ($hash === crypt($password, $hash)) {
  echo "Authentic!\n";
} else {
  echo "Not authentic :(\n";
}


###################################################################

echo $hash = password_hash(
                           $password,
                           PASSWORD_BCRYPT,
                           array('cost' => 10)
                           );


echo $hash = password_hash(
                           $password,
                           PASSWORD_DEFAULT,
                           );

if (password_verify($password, $hash)) {
  echo "Authentic!\n";
} else {
  echo "Not authentic :(\n";
}

$hash_info = password_get_info($hash);
var_dump($hash_info);

Property Accessor Syntax.php

class Shoppingcart {
  private $tax {
    get {
      if ($this->subTotal < 100) {
        $this->tax = 0.07;
      } elseif ($this->subTotal >= 100 && $this->subTotal <= 200) {
        $this->tax = 0.12;
      } else {
        $this->tax = 0.15;
      }
        return sprintf("%.2f%%", $this->tax * 100);
    }
    set {
      $this->total = $this->subTotal * $value;
    }
  }
	
  private $subTotal, $total;
}

Scalar Type Hints.php

function Squared(int $num) {
  return pow($num, 2);
}
/*
  The problem is we have no guarantee
  that Squared() will always return an int
*/
$num = Squared(Squared(Squared(999)));

Support For list In foreach Construct.php

$array = array(
               array(12,32),
               array(61,4),
         );

foreach ($array as $coordinates) {
    echo "X = $coordinates[0], Y = $coordinates[1]\n";
}

# Output: 
// X = 12, Y = 32
// X = 61, Y = 4

###############################################################

foreach ($array as list($x, $y)) {
    echo "X = $x, Y = $y";
}

###############################################################

foreach ($arrays as $coordinates) {
  list($x, $y) = $coordinates;
  echo "X = $x, Y = $y\n";
}