random.php

<?php

use some\namespace\{ClassA, ClassB, ClassC as C};
use function some\namespace\{fn_a, fn_b, fn_c};
use const some\namespace\{ConstA, ConstB, ConstC};

class Example {
  private $logger;

  public function __construct() {
    $this->init();
  }

  private function init($options = array()) {
    usort($options, function($a, $b) {
      return $a.size > $b.size ? -1 : 1;
    });
  }

  private function lorem() {
    return array_map(function(array $array): int {
      return array_sum($array);
    }, $arrays);
  }
}