Sequence
PHP Manual

Ds\Sequence::unshift

(PECL ds >= 1.0.0)

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

Descrição

abstract public void Ds\Sequence::unshift ([ mixed $values ] )

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

Parâmetros

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.

Valor Retornado

Não há valor retornado.

Exemplos

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

<?php
$sequence 
= new \Ds\Vector([123]);

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

print_r($sequence);
?>

O exemplo acima irá imprimir algo similar à:

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

Sequence
PHP Manual