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EXTENSION_LOADED(3) 1 EXTENSION_LOADED(3) extension_loaded - Find out whether an extension is loaded SYNOPSIS
bool extension_loaded (string $name) DESCRIPTION
Finds out whether the extension is loaded. PARAMETERS
o $name - The extension name. This parameter is case-insensitive. You can see the names of various extensions by using phpinfo(3) 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(3) example <?php if (!extension_loaded('gd')) { if (!dl('gd.so')) { exit; } } ?> SEE ALSO
get_loaded_extensions(3), get_extension_funcs(3), phpinfo(3), dl(3), function_exists(3). PHP Documentation Group EXTENSION_LOADED(3)
