The ReflectionMethod::isFinal() function is an inbuilt function in PHP which is used to return TRUE if the specified method is final, otherwise returns FALSE.
Syntax:
bool ReflectionMethod::isFinal( void )
Parameters: This function does not accept any parameters.
Return Value: This function returns TRUE if the specified method is final, otherwise returns FALSE.
Below programs illustrate the ReflectionMethod::isFinal() function in PHP:
Program 1:
<?php   // Initializing a user-defined class class Company {       final function GFG() {} }   // Using ReflectionMethod() over the class Company $A = new ReflectionMethod('Company', 'GFG');   // Calling the isFinal() function $B = $A->isFinal();   // Getting the value TRUE if the specified // method is final, otherwise FALSE. var_dump($B); ?> |
bool(true)
Program 2:
<?php    // Initializing some user-defined classes class Department1 {        public function hr($name) {         return 'HR' . $name;     } } class Department2 {        final function Coding() {} }   class Department3 {         function marketing(){} }   // Using ReflectionMethod() over the above classes $A = new ReflectionMethod('Department1', 'hR'); $B = new ReflectionMethod('Department2', 'Coding'); $C = new ReflectionMethod('Department3', 'marketing');    // Calling the isFinal() function and // getting the value TRUE if the specified // method is final, otherwise FALSE. var_dump($A->isFinal()); var_dump($B->isFinal()); var_dump($C->isFinal()); ?> |
bool(false) bool(true) bool(false)
Reference: https://www.php.net/manual/en/reflectionmethod.isfinal.php
