ReflectionProperty::isInitialized
(PHP 7 >= 7.4.0, PHP 8)
ReflectionProperty::isInitialized — Checks whether a property is initialized
Descrição
public ReflectionProperty::isInitialized
( object|null
$object = null
) : boolChecks whether a property is initialized.
Parâmetros
-
object -
If the property is non-static an object must be provided to fetch the property from.
Valor Retornado
Returns false for typed properties prior to initialization,
and for properties that have been explicitly unset().
For all other properties true will be returned.
Erros
Throws a ReflectionException if the property is inaccessible. You can make a protected or private property accessible using ReflectionProperty::setAccessible().
Changelog
| Versão | Descrição |
|---|---|
| 8.0.0 |
object is nullable now.
|
Exemplos
Exemplo #1 ReflectionProperty::isInitialized() example
<?php
class User
{
public string $name;
}
$rp = new ReflectionProperty('User', 'name');
$user = new User;
var_dump($rp->isInitialized($user));
$user->name = 'Nikita';
var_dump($rp->isInitialized($user));
?>
O exemplo acima irá imprimir:
bool(false) bool(true)
Veja Também
- ReflectionProperty::hasType() - Checks if property has a type
add a note
User Contributed Notes
There are no user contributed notes for this page.
