Ds\Sequence::remove

(PECL ds >= 1.0.0)

Ds\Sequence::remove — Removes and returns a value by index

説明

abstract public function Ds\Sequence::remove(int $index): mixed

Removes and returns a value by index.

パラメータ

index: The index of the value to remove.

戻り値

The value that was removed.

エラー / 例外

OutOfRangeException if the index is not valid.

例

例1 Ds\Sequence::remove() example

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

var_dump($sequence->remove(1));
var_dump($sequence->remove(0));
var_dump($sequence->remove(0));
?>

上の例の出力は、たとえば以下のようになります。

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

関連キーワード:

index remove Sequence Removes sequence dump reduce reverse abstract mixed removed OutOfRangeException valid example Vector