Ds\Sequence::unshift

(PECL ds >= 1.0.0)

Ds\Sequence::unshift — Adds values to the front of the sequence

abstract public Ds\Sequence::unshift(mixed $values = ?): void

Adds values to the front of the sequence, moving all the current values forward to make room for the new values.

values

The values to add to the front of the sequence.

Зауваження:
Multiple values will be added in the same order that they are passed.

Не повертає значень.

Приклад #1 Ds\Sequence::unshift() example

<?php
$sequence = new \Ds\Vector([1, 2, 3]);

$sequence->unshift("a");
$sequence->unshift("b", "c");

print_r($sequence);
?>

Поданий вище приклад виведе щось схоже на:

Ds\Vector Object
(
    [0] => b
    [1] => c
    [2] => a
    [3] => 1
    [4] => 2
    [5] => 3
)

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