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PHP | ReflectionClass hasMethod() Function

  • Last Updated : 12 Dec, 2021

The ReflectionClass::hasMethod() function is an inbuilt function in PHP which is used to check the specified method is present or not.
Syntax: 
 

bool ReflectionClass::hasMethod( string $name )

Parameters: This function accepts a single parameter $name which holds the name of the method which are being checked.
Return Value: This function returns TRUE if the specified method is present, otherwise returns FALSE.
Below programs illustrate the ReflectionClass::hasMethod() function in PHP:
Program 1: 
 

php




<?php
 
// Initialising a user-defined Class Departments
class Departments {
    public function CSE() { }
    final protected function ECE() { }
    private static function EE() { }
    static function IT() { }
    private function Mechanical() { }
}
 
// Using ReflectionClass() over the
// user-defined class Departments
$class = new ReflectionClass('Departments');
 
// Calling the hasMethod() function
$methods = $class->hasMethod('CSE');
 
// Getting the value true or false
var_dump($methods);
?>
Output: 
bool(true)

 

Program 2: 
 

php




<?php
  
// Initialising a user-defined Class Company
class Company {
    public function GeeksforGeeks() { }
    static function gfg() { }
}
  
// Using ReflectionClass() over the
// user-defined class Company
$class = new ReflectionClass('Company');
  
// Calling the hasMethod() function
$methods = $class->hasMethod('TCS');
  
// Getting the value true or false
var_dump($methods);
?>
Output: 
bool(false)

 

Reference: https://php.net/manual/en/reflectionclass.hasmethod.php
 


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