API15:JBrowser/getInstance/ja

出典: Joomla! ドキュメンテーション

目次

Description

Returns a reference to the global Browser object, only creating it if it doesn't already exist.

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Syntax

& getInstance($userAgent=null, $accept=null)
Parameter Name Default Value Description
$userAgent null $userAgent The browser string to parse.
$accept null $accept The HTTP_ACCEPT settings to use.

Returns

The Browser object. 

Defined in

libraries/joomla/environment/browser.php

Importing

jimport( 'joomla.environment.browser' );

Source Body

function &getInstance($userAgent = null, $accept = null)
{
    static $instances;
 
    if (!isset($instances)) {
        $instances = array();
    }
 
    $signature = serialize(array($userAgent, $accept));
 
    if (empty($instances[$signature])) {
        $instances[$signature] = new JBrowser($userAgent, $accept);
    }
 
    return $instances[$signature];
}

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Examples

<CodeExamplesForm />