(Yaf >=1.0.0)
Yaf_Config_Simple::offsetExists — Check if a key exists (ArrayAccess)
Checks whether a configuration key exists. This method is an alias of Yaf_Config_Simple::__isset() and is called when isset() is used with array syntax on a configuration object.
nameThe configuration key to check.
Example #1 Yaf_Config_Simple::offsetExists() example
<?php
$config = new Yaf_Config_Simple([
'application' => ['name' => 'MyApp'],
'database' => ['host' => 'localhost'],
]);
var_dump(isset($config['database']));
var_dump($config->offsetExists('database'));
var_dump(isset($config['cache']));
?>Il precedente esempio visualizzerà qualcosa simile a:
bool(true) bool(true) bool(false)