Ds\Deque::__construct

(PECL ds >= 1.0.0)

Ds\Deque::__construct — Creates a new instance

public Ds\Deque::__construct(mixed $values = ?)

Creates a new instance, using either a traversable object or an array for the initial values.

示例 #1 Ds\Deque::__construct() example

<?php
$deque = new \Ds\Deque();
var_dump($deque);

$deque = new \Ds\Deque([1, 2, 3]);
var_dump($deque);
?>

以上示例的输出类似于：

object(Ds\Deque)#2 (0) {
}
object(Ds\Deque)#2 (3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
}