ReflectionClass::isInstantiable

(PHP 5, PHP 7, PHP 8)

ReflectionClass::isInstantiableChecks if the class is instantiable

Description

public ReflectionClass::isInstantiable(): bool

Checks if the class is instantiable.

Parameters

This function has no parameters.

Return Values

Returns true on success or false on failure.

Examples

Example #1 ReflectionClass::isInstantiable() example

<?phpclass C { }interface iface {    function f1();}class ifaceImpl implements iface {    function f1() {}}abstract class abstractClass {    function f1() { }    abstract function f2();}class D extends abstractClass {    function f2() { }}trait T {    function f1() {}}class privateConstructor {    private function __construct() { }}$classes = array(    "C",    "iface",    "ifaceImpl",    "abstractClass",    "D",    "T",    "privateConstructor",);foreach($classes  as $class ) {    $reflectionClass = new ReflectionClass($class);    echo "Is $class instantiable?  ";    var_dump($reflectionClass->isInstantiable()); }?>

The above example will output:

Is C instantiable?  bool(true)
Is iface instantiable?  bool(false)
Is ifaceImpl instantiable?  bool(true)
Is abstractClass instantiable?  bool(false)
Is D instantiable?  bool(true)
Is T instantiable?  bool(false)
Is privateConstructor instantiable?  bool(false)

See Also