(PECL ds >= 1.0.0)
Ds\Sequence::unshift — Adds values to the front of the sequence.
Adds values to the front of the sequence, moving all the current values forward to make room for the new values.
valuesThe values to add to the front of the sequence.
Notă:
Multiple values will be added in the same order that they are passed.
Nu este întoarsă nici o valoare.
Example #1 Ds\Sequence::unshift() example
<?php
$sequence = new \Ds\Vector([1, 2, 3]);
$sequence->unshift("a");
$sequence->unshift("b", "c");
print_r($sequence);
?>
Exemplul de mai sus va afișa ceva similar cu:
Ds\Vector Object
(
[0] => b
[1] => c
[2] => a
[3] => 1
[4] => 2
[5] => 3
)