A função Ds \ Deque :: reverse () pode reverter o deque no local.
Sintaxe
public void Ds\Deque::reverse( void )
A função Ds \ Deque :: reverse () não tem parâmetros.
A função Ds \ Deque :: reverse () não retorna nenhum valor.
Exemplo 1
<?php
$deque = new \Ds\Deque([10, 20, 30, 40, 50]);
echo("The elements in deque: \n");
var_dump($deque);
$deque->reverse();
echo("\n The elements of reversed deque: \n");
var_dump($deque);
?>
Exemplo 2
<?php
$deque = new \Ds\Deque(["Tutorials", "Point", "India"]);
echo("The elements in deque: \n");
print_r($deque);
$deque->reverse();
echo("\n The elements of reversed deque: \n");
print_r($deque);
?>