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PHP | ReflectionClass getTraitNames() Function

Last Updated : 12 Jul, 2025
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The ReflectionClass::getTraitNames() function is an inbuilt function in PHP which is used to return an array of name of traits used by the user-defined class. Syntax: 
array ReflectionClass::getTraitNames( void )
Parameters: This function does not accept any parameters. Return Value: This function returns an array of name of traits used by the user-defined class. Below programs illustrate the ReflectionClass::getTraitNames() function in PHP: Program 1: php 
<?php

// Defining a trait class
trait Company {
    public function GeeksforGeeks() {
    }
}

// Defining a user-defined class Department
class Department{
    use Company {
    }
}

// Using ReflectionClass over the
// user-defined class Department
$obj=new ReflectionClass('Department');

// Calling the getTraitNames() function
$A = $obj->getTraitNames();

// Getting an array of names the traits
var_dump($A); 
?>
Output: 
array(1) {
  [0]=>
  string(7) "Company"
}
Program 2: php 
<?php
 
// Defining a user-defined class Department
class Department{
}
 
// Using ReflectionClass over the
// user-defined class Department
$obj=new ReflectionClass('Department');
 
// Calling the getTraitNames() function and
// getting an array of name of the traits
var_dump($obj->getTraitNames()); 
?>
Output: 
array(0) {
}
Reference: https://www.php.net/manual/en/reflectionclass.gettraitnames.php

K

Kanchan_Ray
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