PHP | ReflectionMethod isPrivate() Function

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The ReflectionMethod::isPrivate() function is an inbuilt function in PHP which is used to return TRUE if the specified method is private, otherwise returns FALSE.

Syntax:

bool ReflectionMethod::isPrivate( void )

Parameters: This function does not accept any parameters.

Return Value: This function returns TRUE if the specified method is private, otherwise returns FALSE.

Below programs illustrate the ReflectionMethod::isPrivate() function in PHP:

Program 1:

<?php 
  
// Initializing a user-defined class 
class Company { 
  
    private function GFG() {} 
} 
  
// Using ReflectionMethod() over the class Company 
$A = new ReflectionMethod('Company', 'GFG'); 
  
// Calling the isPrivate() function 
$B = $A->isPrivate(); 
  
// Getting the value TRUE if the specified 
// method is private, otherwise FALSE. 
var_dump($B); 
?> 

Output:

bool(true)

Program 2:

<?php 
   
// Initializing some user-defined classes 
class Department1 { 
   
    public function hr($name) { 
        return 'HR' . $name; 
    } 
} 
class Department2 { 
   
    private 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 isPrivate() function and  
// getting the value TRUE if the specified 
// method is private, otherwise FALSE. 
var_dump($A->isPrivate()); 
var_dump($B->isPrivate()); 
var_dump($C->isPrivate()); 
?> 

Output:

bool(false)
bool(true)
bool(false)

Reference: https://www.php.net/manual/en/reflectionmethod.isprivate.php

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