Yii: Detaching all event handlers

yiiDetachAllEventHandlers.php

<?php

class FooHandling extends CComponent
{
    public function onFoo($event) {}
}

function handlerOne($event){}
function handlerTwo($event){}

$component = new FooHandling();
$component->attachEventHandler('onFoo', 'handlerOne');
$component->attachEventHandler('onFoo', 'handlerTwo');

$handlers = $component->getEventHandlers('onFoo');

foreach ($handlers as $handler) {
    $component->detachEventHandler('onFoo', $handler);
}