PHPWales 2020 - June 3rd to June 4th

Ds\Deque::unshift

(PECL ds >= 1.0.0)

Ds\Deque::unshiftAdds values to the front of the deque

Descrição

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

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

Parâmetros

values

The values to add to the front of the deque.

Nota:

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

Valor Retornado

Não há valor retornado.

Exemplos

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

<?php
$deque 
= new \Ds\Deque([123]);

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

print_r($deque);
?>

O exemplo acima irá imprimir algo similar à:

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