Ds\Vector::first

(PECL ds >= 1.0.0)

Ds\Vector::first — Returns the first value in the vector

public Ds\Vector::first(): mixed

Returns the first value in the vector.

Questa funzione non contiene parametri.

The first value in the vector.

Example #1 Ds\Vector::first() example

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

Il precedente esempio visualizzerà qualcosa simile a:

int(1)

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