(Yaf >=1.0.0)
Yaf_Config_Ini::__isset — Check if a key exists
Checks whether a configuration key exists. This method is invoked when isset() is used on a configuration object.
nameThe configuration key to check.
Приклад #1 Yaf_Config_Ini::__isset() example
<?php
/**
* Assume /etc/myapp/application.ini contains:
* [common]
* application.name = "MyApp"
* database.host = "localhost"
* database.port = 3306
*/
$config = new Yaf_Config_Ini('/etc/myapp/application.ini', 'common');
var_dump(isset($config->database));
var_dump($config->__isset('database'));
var_dump(isset($config->cache));
?>Поданий вище приклад виведе щось схоже на:
bool(true) bool(true) bool(false)