Php/docs/reflectionproperty.isinitialized
ReflectionProperty::isInitialized
(PHP 7 >= 7.4.0)
ReflectionProperty::isInitialized — Checks whether a property is initialized
Description
public ReflectionProperty::isInitialized
([ object $object
] ) : bool
Checks whether a property is initialized.
Parameters
object
- If the property is non-static an object must be provided to fetch the property from.
Return Values
Returns FALSE
for typed properties prior to initialization,
and for properties that have been explicitly unset().
For all other properties TRUE
will be returned.
Errors/Exceptions
Throws a ReflectionException if the property is inaccessible. You can make a protected or private property accessible using ReflectionProperty::setAccessible().
Examples
Example #1 ReflectionProperty::isInitialized() example
<?phpclass 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));?>
The above example will output:
bool(false) bool(true)