IT. Expert System.

PHP

Find out whether an extension is loaded


extension_loaded

(PHP 4, PHP 5)

extension_loadedFind out whether an extension is loaded

Description

bool extension_loaded ( string $name )

Finds out whether the extension is loaded.

Parameters

name

The extension name.

You can see the names of various extensions by using phpinfo() or if you're using the CGI or CLI version of PHP you can use the -m switch to list all available extensions:

 $ php -m [PHP Modules] xml tokenizer standard sockets session posix pcre overload mysql mbstring ctype [Zend Modules] 

Return Values

Returns TRUE if the extension identified by name is loaded, FALSE otherwise.

Examples

Example #1 extension_loaded() example

<?php
if (!extension_loaded('gd')) {
    if (!
dl('gd.so')) {
        exit;
    }
}
?>

Changelog

Version Description
5.0.0 extension_loaded() uses the internal extension name to test whether a certain extension is available or not. Most internal extension names are written in lower case but there may be extensions available which also use uppercase letters. Prior to PHP 5, this function compared the names case sensitively.

See Also



Content

Android Reference

Java basics

Java Enterprise Edition (EE)

Java Standard Edition (SE)

SQL

HTML

PHP

CSS

Java Script

MYSQL

JQUERY

VBS

REGEX

C

C++

C#

Design patterns

RFC (standard status)

RFC (proposed standard status)

RFC (draft standard status)

RFC (informational status)

RFC (experimental status)

RFC (best current practice status)

RFC (historic status)

RFC (unknown status)

IT dictionary

License.
All information of this service is derived from the free sources and is provided solely in the form of quotations. This service provides information and interfaces solely for the familiarization (not ownership) and under the "as is" condition.
Copyright 2016 © ELTASK.COM. All rights reserved.
Site is optimized for mobile devices.
Downloads: 1157 / . Delta: 0.01250 с