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ReflectionProperty::isInitialized

(PHP 7 >= 7.4.0)

ReflectionProperty::isInitializedChecks whether a property is initialized

Beschreibung

public ReflectionProperty::isInitialized ([ object $object ] ) : bool

Checks whether a property is initialized.

Parameter-Liste

object

If the property is non-static an object must be provided to fetch the property from.

R├╝ckgabewerte

Returns FALSE for typed properties prior to initialization, and for properties that have been explicitly unset(). For all other properties TRUE will be returned.

Fehler/Exceptions

Throws a ReflectionException if the property is inaccessible. You can make a protected or private property accessible using ReflectionProperty::setAccessible().

Beispiele

Beispiel #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));
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

bool(false)
bool(true)

Siehe auch

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