PHP | Ds\Deque 合并()函数

Ds\Deque::merge()函数是PHP中的一个内置函数，用于在将一个 Deque 的所有元素与另一个合并后返回合并的 Deque，方法是将所有值添加到副本中并返回该副本。

句法：

public Ds\Deque::merge( $values ) : Ds\Deque

参数：此函数接受单个参数$values ，其中包含要与调用 Deque 合并的值。

返回值：此函数返回一个包含两个 Deque 的所有元素的 Deque。

下面的程序说明了PHP中的Ds\Deque::merge()函数：

方案一：

merge($deck2));
  
?>

输出：

Elements of first deque
Ds\Deque Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
    [5] => 60
)

Elements of second deque
Ds\Deque Object
(
    [0] => 70
    [1] => 80
    [2] => 90
    [3] => 100
)

Merged deque elements
Ds\Deque Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
    [5] => 60
    [6] => 70
    [7] => 80
    [8] => 90
    [9] => 100
)

方案二：

merge($deck2));
  
?>

输出：

Elements of first deque
Ds\Deque Object
(
    [0] => geeks
    [1] => for
    [2] => geeks
)

Elements of second deque
Ds\Deque Object
(
    [0] => practicing
    [1] => data
    [2] => structures
)

Merged deque elements
Ds\Deque Object
(
    [0] => geeks
    [1] => for
    [2] => geeks
    [3] => practicing
    [4] => data
    [5] => structures
)

参考： http: PHP。 PHP