public function expand($edges = [], $force = false)
	{
		if ($force)	foreach ($this->models as $i => $model) $this->models[$i]->expand($edges);
		else		foreach ($this->models as $i => $model) if (is_a($model, "SnooPHP\Model\Node")) $this->models[$i]->expand($edges);
		return $this;
	}
public function expand($edges = [], $force = false)
	{
		if ($force)	foreach ($this->models as $i => $model) $this->models[$i]->expand($edges);
		else		foreach ($this->models as $i => $model) if (is_a($model, "SnooPHP\Model\Node")) $this->models[$i]->expand($edges);
		return $this;
	}
public function expand ( $ edges = [ ] , $ force = false ) { if ( $ force ) foreach ( $ this -> models as $ i => $ model ) $ this -> models [ $ i ] -> expand ( $ edges ) ; else foreach ( $ this -> models as $ i => $ model ) if ( is_a ( $ model , "SnooPHP\Model\Node" ) ) $ this -> models [ $ i ] -> expand ( $ edges ) ; return $ this ; }
Expands nodes within this collection

@param string|array	$edges	edges to expand
@param bool			$force	if true assumes all models are nodes

@return static return this collection
Expands nodes within this collection