Ds\Deque::set

(PECL ds >= 1.0.0)

Ds\Deque::set — Updates a value at a given index

public Ds\Deque::set(int $index, mixed $value): void

Updates a value at a given index.

没有返回值。

OutOfRangeException if the index is not valid.

示例 #1 Ds\Deque::set() example

<?php
$deque = new \Ds\Deque(["a", "b", "c"]);

$deque->set(1, "_");
print_r($deque);
?>

以上示例的输出类似于：

Ds\Deque Object
(
    [0] => a
    [1] => _
    [2] => c
)

示例 #2 Ds\Deque::set() example using array syntax

<?php
$deque = new \Ds\Deque(["a", "b", "c"]);

$deque[1] = "_";
print_r($deque);
?>

以上示例的输出类似于：

Ds\Deque Object
(
    [0] => a
    [1] => _
    [2] => c
)