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PHP | ReflectionParameter getName() Function
  • Last Updated : 23 Dec, 2019

The ReflectionParameter::getName() function is an inbuilt function in PHP which is used to return the name of the specified parameter.

Syntax:

 string ReflectionParameter::getName ( void )

Parameters: This function does not accept any parameters.

Return Value: This function returns the name of the specified parameter.

Below programs illustrate the ReflectionParameter::getName() function in PHP:
Program 1:



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<?php
  
// Initializing a user-defined class Company1
class Company1
{
    public function GFG( $Parameter){}
}
   
// Initializing a subclass Company2
class Company2 extends Company1
{
}
   
// Using the ReflectionParameter over the above class
$A = new ReflectionParameter(['Company2', 'GFG'], 0); 
   
// Calling the getName() function
$B = $A->getName();
   
// Getting the name of the specified parameter.
var_dump($B);
?>

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Output:

string(9) "Parameter"

Program 2:

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<?php
   
// Initializing some user-defined classes
class Department1
{
    protected function HR($Parameter1){}
}
class Department2
{
    final function Coding( Exception $Parameter2, Exception $Parameter3){}
}
class Department3
{
    function Marketing($Parameter4, $Parameter5, $Parameter6){}
}
   
// Using the ReflectionParameter over the above classes
$A = new ReflectionParameter(['Department1', 'HR'], 0);
$B = new ReflectionParameter(['Department2', 'Coding'], 1);
$C = new ReflectionParameter(['Department3', 'Marketing'], 2);
  
// Calling the getName() function and 
// getting the name of the specified parameter.
var_dump($A->getName());
var_dump($B->getName());
var_dump($C->getName());
?>

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Output:

string(10) "Parameter1"
string(10) "Parameter3"
string(10) "Parameter6"

Reference: https://www.php.net/manual/en/reflectionparameter.getname.php

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