How to get Best Selling Product Collection in Magento 2 using Object Manager

Question

How can I get "Monthly Best selling product" in Magento 2?

Answer 1

Try this

$objectManager = \Magento\Framework\App\ObjectManager::getInstance();
$productCollection = $objectManager->create('Magento\Reports\Model\ResourceModel\Report\Collection\Factory'); 
$collection = $productCollection->create('Magento\Sales\Model\ResourceModel\Report\Bestsellers\Collection'); 

$collection->setPeriod('month');
//$collection->setPeriod('year');
//$collection->setPeriod('day');

foreach ($collection as $item) {
    print_r($item->getData());
}