Ds\Collection::copy
(PECL ds >= 1.0.0)
Ds\Collection::copy — Returns a shallow copy of the collection.
설명
abstract public Ds\Collection Ds\Collection::copy
( void
)
Returns a shallow copy of the collection.
인수
이 함수는 인수가 없습니다.
반환값
Returns a shallow copy of the collection.
예제
Example #1 Ds\Collection::copy() example
<?php
$a = new \Ds\Vector([1, 2, 3]);
$b = $a->copy();
$b->push(4);
print_r($a);
print_r($b);
?>
위 예제의 출력 예시:
Ds\Vector Object
(
[0] => 1
[1] => 2
[2] => 3
)
Ds\Vector Object
(
[0] => 1
[1] => 2
[2] => 3
[3] => 4
)
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