PHP | ReflectionExtension getDependencies() Function

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The ReflectionExtension::getDependencies() function is an inbuilt function in PHP which is used to return an array with dependencies as keys and either Required, Optional or Conflicts as the values.

Syntax:

array ReflectionExtension::getDependencies( void )

Parameters: This function does not accept any parameter.

Return Value: This function returns an associative array containing the dependencies as keys and either Required, Optional or Conflicts as the values.

Below programs illustrate the ReflectionExtension::getDependencies() function in PHP:

Program 1:

<?php 
  
// Defining an extension 
$A = 'DOM'; 
  
// Using ReflectionExtension() over the  
// specified extension 
$extension = new ReflectionExtension($A); 
  
// Calling the getDependencies() function 
$B = $extension->getDependencies(); 
  
// Getting an array with dependencies as keys 
// and either Required, Optional or  
// Conflicts as the values. 
var_dump($B); 
?> 

Output:

array(2) {
  ["libxml"]=>
  string(8) "Required"
  ["domxml"]=>
  string(9) "Conflicts"
}

Program 2:

<?php 
  
// Using ReflectionExtension() over  
// an extension xml 
$extension = new ReflectionExtension('xml'); 
  
// Calling the getDependencies() function and 
// Getting an array with dependencies as keys 
// and either Required, Optional or  
// Conflicts as the values. 
var_dump($extension->getDependencies()); 
?> 

Output:

array(1) {
  ["libxml"]=>
  string(8) "Required"
}

Reference: https://www.php.net/manual/en/reflectionextension.getdependencies.php

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