(PHP 5 >= 5.1.0, PHP 7, PHP 8)
ArrayObject::setFlags โ ๅฆ็ใใฉใฐใ่จญๅฎใใ
ArrayObject ใฎๆฏใ่ใใๅคๆดใใใใฉใฐใ่จญๅฎใใพใใ
flagsๆฐใใช ArrayObject ใฎๆฏใ่ใใ ใใใใในใฏใใๅฎๆฐๅใงๆๅฎใใพใใ ๅฐๆฅใฎใใผใธใงใณใจใฎไบๆๆงใฎใใใๅฎๆฐๅใงใฎๆๅฎใๅผทใๆจๅฅจใใพใใ
ๅฉ็จๅฏ่ฝใชใใฉใฐใฎไธ่ฆงใไปฅไธใซ็คบใใพใใ ใใใใฎใใฉใฐใฎๅฎ้ใฎๆๅณใซใคใใฆใฏ ๅฎ็พฉๆธใฟใฎๅฎๆฐ ใๅ็ งใใ ใใใ
| ๅค | ๅฎๆฐ |
|---|---|
| 1 | ArrayObject::STD_PROP_LIST |
| 2 | ArrayObject::ARRAY_AS_PROPS |
ๅคใ่ฟใใพใใใ
ไพ1 ArrayObject::setFlags() ใฎไพ
<?php
// ใใซใผใใฎ้
ๅ
$fruits = array("lemons" => 1, "oranges" => 4, "bananas" => 5, "apples" => 10);
$fruitsArrayObject = new ArrayObject($fruits);
// ้
ๅใฎใญใผใใใญใใใฃใจใใฆไฝฟ็จใใฆใฟใพใ
var_dump($fruitsArrayObject->lemons);
// ใใฉใฐใ่จญๅฎใใฆใ้
ๅใฎใญใผใ ArrayObject ใฎใใญใใใฃใจใใฆไฝฟใใใใใซใใพใ
$fruitsArrayObject->setFlags(ArrayObject::ARRAY_AS_PROPS);
// ๆนใใฆๆๆฆใใพใ
var_dump($fruitsArrayObject->lemons);
?>ไธใฎไพใฎๅบๅใฏใ ใใจใใฐไปฅไธใฎใใใซใชใใพใใ
Warning: Undefined property: ArrayObject::$lemons in ... NULL int(1)