PHP Manual: Updates a value at a given index

abstract public void Ds\Sequence::set(int $index, mixed $value)

Updates a value at a given index.

No value is returned.

OutOfRangeException if the index is not valid.

Example #1 Ds\Sequence::set example

<?php
$sequence = new \Ds\Vector(["a", "b", "c"]);

$sequence->set(1, "_");
print_r($sequence);
?>

The above example will output something similar to:

Ds\Vector Object
(
    [0] => a
    [1] => _
    [2] => c
)

Example #2 Ds\Sequence::set example using array syntax

<?php
$sequence = new \Ds\Vector(["a", "b", "c"]);

$sequence[1] = "_";
print_r($sequence);
?>

The above example will output something similar to:

Ds\Vector Object
(
    [0] => a
    [1] => _
    [2] => c
)