(Yaf >=1.0.0)
Yaf_Config_Simple::__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.
Example #1 Yaf_Config_Simple::__isset() example
<?php
$config = new Yaf_Config_Simple([
'application' => ['name' => 'MyApp'],
'database' => ['host' => 'localhost'],
]);
var_dump(isset($config->application));
var_dump($config->__isset('application'));
var_dump(isset($config->cache));
?>Il precedente esempio visualizzerà qualcosa simile a:
bool(true) bool(true) bool(false)