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Ds\Vector::get

(PECL ds >= 1.0.0)

Ds\Vector::get — Returns the value at a given index

説明

public Ds\Vector::get(int $index): mixed

Returns the value at a given index.

パラメータ

index

The index to access, starting at 0.

戻り値

The value at the requested index.

エラー / 例外

OutOfRangeException if the index is not valid.

例

例1 Ds\Vector::get() example

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

var_dump($vector->get(0));
var_dump($vector->get(1));
var_dump($vector->get(2));
?>

上の例の出力は、 たとえば以下のようになります。

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

例2 Ds\Vector::get() example using array syntax

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

var_dump($vector[0]);
var_dump($vector[1]);
var_dump($vector[2]);
?>

上の例の出力は、 たとえば以下のようになります。

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