Ds\Deque::clear
(PECL ds >= 1.0.0)
Ds\Deque::clear — Removes all values from the deque
参数
此函数没有参数。
返回值
没有返回值。
示例
示例 #1 Ds\Deque::clear() example
<?php
$deque = new \Ds\Deque([1, 2, 3]);
print_r($deque);
$deque->clear();
print_r($deque);
?>以上示例的输出类似于：
Ds\Deque Object
(
[0] => 1
[1] => 2
[2] => 3
)
Ds\Deque Object
(
)
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