Ds\Sequence::first

(PECL ds >= 1.0.0)

Ds\Sequence::first — Returns the first value in the sequence.

abstract public mixed Ds\Sequence::first ( void )

Returns the first value in the sequence.

Esta função não possui parâmetros.

The first value in the sequence.

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


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

O exemplo acima irá imprimir algo similar à:

int(1)