PHP | ReflectionExtension info() Function

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The ReflectionExtension::info() function is an inbuilt function in PHP which is used to return the information of the specified extension.

Syntax:

void ReflectionExtension::info( void )

Parameters: This function does not accept any parameter.

Return Value: This function returns the information of the specified extension.

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

Program 1:

<?php 
  
// Defining an extension 
$A = 'DOM'; 
  
// Using ReflectionExtension() over the  
// specified extension 
$extension = new ReflectionExtension($A); 
  
// Calling the info() function 
$B = $extension->info(); 
  
// Getting the information of the 
// specified extension 
var_dump($B); 
?> 

Output:

dom

DOM/XML => enabled
DOM/XML API Version => 20031129
libxml Version => 2.9.3
HTML Support => enabled
XPath Support => enabled
XPointer Support => enabled
Schema Support => enabled
RelaxNG Support => enabled
NULL

Program 2:

<?php 
  
// Using ReflectionExtension() over  
// a extension xml 
$extension = new ReflectionExtension('xml'); 
  
// Calling the info() function and 
// Getting the information of the specified extension 
var_dump($extension->info()); 
?> 

Output:

xml

XML Support => active
XML Namespace Support => active
libxml2 Version => 2.9.3
NULL

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

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