Ds\Queue::pop

(PECL ds >= 1.0.0)

Ds\Queue::popRemoves and returns the value at the front of the queue.

설명

public mixed Ds\Queue::pop ( void )

Removes and returns the value at the front of the queue.

인수

이 함수는 인수가 없습니다.

반환값

The removed value which was at the front of the queue.

오류/예외

UnderflowException if empty.

예제

Example #1 Ds\Queue::pop() example

<?php
$queue 
= new \Ds\Queue();

$queue->push("a");
$queue->push("b");
$queue->push("c");

var_dump($queue->pop());
var_dump($queue->pop());
var_dump($queue->pop());
?>

위 예제의 출력 예시:

string(1) "a"
string(1) "b"
string(1) "c"
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