get number of items in object or array

gistfile1.txt

function getNumberItemsObject(arrays)
{
	var itemsLeft;
	for (property in arrays)
	{
	
		if (typeof(itemsLeft) === "undefined")
		{
			itemsLeft = arrays[property].length;
		}
		else if (itemsLeft > arrays[property].length)
		{
			itemsLeft = arrays[property].length;
		}
	}
	return itemsLeft;
}

function getNumberItemsArray(arrays)
{
	var itemsLeft;
	for (var i = arrays.length - 1; i >= 0; i--)
	{
		if (typeof(itemsLeft) === "undefined")
		{
			itemsLeft = arrays[i].length;
		}
		else if (itemsLeft > arrays[i].length)
		{
			itemsLeft = arrays[i].length;
		}
	};
	return itemsLeft;
}