[wvxvw]

private function randomTake():void 
{
	var list:XMLList = 
	<>
		<foo attribute="0"/>
		<foo attribute="1"/>
		<foo attribute="2"/>
		<foo attribute="3"/>
		<foo attribute="4"/>
		<foo attribute="5"/>
		<foo attribute="6"/>
		<foo attribute="7"/>
		<foo attribute="8"/>
		<foo attribute="9"/>
	</>;
	var result:XMLList = list.copy();
	while (result.length() > 5)
	{
		delete result[Math.random() * result.length() >> 0];
	}
	trace(result);
}