array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'es', ), 'this' => array ( 0 => 'ds-sequence.shift.php', 1 => 'Ds\\Sequence::shift', ), 'up' => array ( 0 => 'class.ds-sequence.php', 1 => 'Ds\\Sequence', ), 'prev' => array ( 0 => 'ds-sequence.set.php', 1 => 'Ds\\Sequence::set', ), 'next' => array ( 0 => 'ds-sequence.slice.php', 1 => 'Ds\\Sequence::slice', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/ds/ds/sequence/shift.xml', ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); ?>
(PECL ds >= 1.0.0)
Ds\Sequence::shift — Removes and returns the first value
Esta función no tiene parámetros.
The first value, which was removed.
UnderflowException if empty.
Ejemplo #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());
?>
El resultado del ejemplo sería algo similar a:
string(1) "a" string(1) "b" string(1) "c"