Ds\Sequence::shift

(PECL ds >= 1.0.0)

Ds\Sequence::shiftRemoves and returns the first value

Descrizione

abstract public Ds\Sequence::shift(): mixed

Removes and returns the first value.

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

The first value, which was removed.

Errori/Eccezioni

UnderflowException if empty.

Esempi

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

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

var_dump($sequence->shift());
var_dump($sequence->shift());
var_dump($sequence->shift());
?>

Il precedente esempio visualizzerĂ  qualcosa simile a:

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