Ds\Deque::unshift
(PECL ds >= 1.0.0)
Ds\Deque::unshift — Adds values to the front of the deque.
Description
public void Ds\Deque::unshift ([ mixed $values ] )Adds values to the front of the deque, moving all the current values forward to make room for the new values.
Parameters
values
The values to add to the front of the deque.
Note: Multiple values will be added in the same order that they are passed.
Return Values
No value is returned.
Examples
Example #1 Ds\Deque::unshift() example
<?php
$deque = new \Ds\Deque([1, 2, 3]);
$deque->unshift("a");
$deque->unshift("b", "c");
print_r($deque);
?>The above example will output something similar to:
Ds\Deque Object
(
[0] => b
[1] => c
[2] => a
[3] => 1
[4] => 2
[5] => 3
)← Ds\Deque::toArray
Map →
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