The ReflectionClass::isInstantiable() function is an inbuilt function in PHP which is used to check the specified class is instantiable or not.
Syntax:
bool ReflectionClass::isInstantiable( void )
Parameters: This function does not accept any parameters.
Return Value: This function returns TRUE if the specified class is instantiable, otherwise return FALSE.
Below programs illustrate the ReflectionClass::isInstantiable() function in PHP:
Program 1:
<?php // Initializing a user-defined Class Departments class Departments {
public function CSE() { }
} // Using ReflectionClass() over the // user-defined class Departments $class = new ReflectionClass( 'Departments' );
// Calling the isInstantiable() function $instance = $class ->isInstantiable();
// Getting the value true or false var_dump( $instance );
?> |
Output:
bool(true)
Program 2:
<?php // Initializing a interface named as TestFunction interface TestFunction {
function F1();
function F2();
} // Using ReflectionClass() over the // specified interface $class = new ReflectionClass( 'TestFunction' );
// Calling the isInstantiable() function and // getting the value true or false var_dump( $class ->isInstantiable());
?> |
Output:
bool(false)
Reference: https://www.php.net/manual/en/reflectionclass.isinstantiable.php