PHP | ReflectionClass getTraitAliases() Function

The ReflectionClass::getTraitAliases() function is an inbuilt function in PHP which is used to return an array of trait aliases used by the user-defined class.

Syntax:

array ReflectionClass::getTraitAliases( void )

Parameters: This function does not accept any parameters.

Return Value: This function returns an array of trait aliases used by the user-defined class.

Below programs illustrate the ReflectionClass::getTraitAliases() function in PHP:



Program 1:

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<?php
  
// Defining a trait class
trait Company {
    public function GeeksforGeeks() {
    }
}
  
// Defining a user-defined class Department
class Department{
  use Company {
        Company::GeeksforGeeks as Portal;
    }
}
  
// Using ReflectionClass over the
// user-defined class Department
$obj=new ReflectionClass('Department');
  
// Caling the getTraitAliases() function
$A = $obj->getTraitAliases();
  
// Getting an array of the trait aliases
var_dump($A); 
?>

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Output:

array(1) {
  ["Portal"]=>
  string(22) "Company::GeeksforGeeks"
}

Program 2:

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<?php
   
// Defining a user-defined class Department
class Department{
}
   
// Using ReflectionClass over the
// user-defined class Department
$obj=new ReflectionClass('Department');
   
// Calling the getTraitAliases() function and
// getting an array of the trait aliases
var_dump($obj->getTraitAliases()); 
?>

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Output:

array(0) {
}

Reference: https://secure.php.net/manual/en/reflectionclass.gettraitaliases.php




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