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Ds\Sequence::unshift

(PECL ds >= 1.0.0)

Ds\Sequence::unshiftAdds values to the front of the sequence

Descrizione

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.

Elenco dei parametri

values

The values to add to the front of the sequence.

Nota:

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

Valori restituiti

Nessun valore viene restituito.

Esempi

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

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

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

print_r($sequence);
?>

Il precedente esempio visualizzerà qualcosa simile a:

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