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Yaf_Registry::has

(Yaf >=1.0.0)

Yaf_Registry::has — Check whether an item exists

Опис

public static function Yaf_Registry::has(string $name): bool

Checks whether a value exists in the registry.

Параметри

name

The name of the registry entry.

Значення, що повертаються

Returns true if an entry with the given name exists, false otherwise.

Приклади

Приклад #1 Yaf_Registry::has() example

<?php
class Bootstrap extends Yaf_Bootstrap_Abstract
{
    public function _initRedis(Yaf_Dispatcher $dispatcher)
    {
        /* skip the work if a previous bootstrap pass already did it */
        if (Yaf_Registry::has("redis")) {
            return;
        }

        $config = Yaf_Application::app()->getConfig()->redis;

        $redis = new Redis();
        $redis->connect($config->host, $config->port);

        Yaf_Registry::set("redis", $redis);
    }
}
?>

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