(PECL ds >= 1.0.0)
Ds\Deque::get — Returns the value at a given index
indexThe index to access, starting at 0.
The value at the requested index.
OutOfRangeException if the index is not valid.
Example #1 Ds\Deque::get() example
<?php
$deque = new \Ds\Deque(["a", "b", "c"]);
var_dump($deque->get(0));
var_dump($deque->get(1));
var_dump($deque->get(2));
?>
以上例程的输出类似于：
string(1) "a" string(1) "b" string(1) "c"
Example #2 Ds\Deque::get() example using array syntax
<?php
$deque = new \Ds\Deque(["a", "b", "c"]);
var_dump($deque[0]);
var_dump($deque[1]);
var_dump($deque[2]);
?>
以上例程的输出类似于：
string(1) "a" string(1) "b" string(1) "c"