Vector
PHP Manual

Ds\Vector::unshift

(PECL ds >= 1.0.0)

Ds\Vector::unshiftAdds values to the front of the vector.

설명

public void Ds\Vector::unshift ([ mixed $values ] )

Adds values to the front of the vector, moving all the current values forward to make room for the new values.

인수

values

The values to add to the front of the vector.

Note:

Multiple values will be added in the same order that they are passed.

반환값

값을 반환하지 않습니다.

예제

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

<?php
$vector 
= new \Ds\Vector([123]);

$vector->unshift("a");
$vector->unshift("b""c");

print_r($vector);
?>

위 예제의 출력 예시:

Ds\Vector Object
(
    [0] => b
    [1] => c
    [2] => a
    [3] => 1
    [4] => 2
    [5] => 3
)

Vector
PHP Manual