(PHP 5, PHP 7, PHP 8)
ArrayObject::__construct — Construct a new array object
$input = array()
, int $flags = 0
, string $iterator_class = "ArrayIterator"
)This constructs a new array object.
input
The input parameter accepts an
array or an Object.
flagsFlags to control the behaviour of the ArrayObject object. See ArrayObject::setFlags().
iterator_classSpecify the class that will be used for iteration of the ArrayObject object.
Returns an ArrayObject object on success.
Throws InvalidArgumentException when:
input is not an array or object
flags is not an integer
iterator_class is not an object that implements
Iterator
示例 #1 ArrayObject::__construct() example
<?php
$array = array('1' => 'one',
'2' => 'two',
'3' => 'three');
$arrayobject = new ArrayObject($array);
var_dump($arrayobject);
?>
以上例程会输出：
object(ArrayObject)#1 (3) {
[1]=>
string(3) "one"
[2]=>
string(3) "two"
[3]=>
string(5) "three"
}