How to import a product programmatically in magento 2

Solution for : How to import a product programmatically in Magento 2

Below is the simple example fo achieve the solution:

use Magento\Framework\App\Bootstrap;

include("../app/bootstrap.php");
$bootstrap = Bootstrap::create(BP, $_SERVER);
$objectManager = $bootstrap->getObjectManager();
$state = $objectManager->get('Magento\Framework\App\State');
$state->setAreaCode('frontend');

$simpleProduct = $objectManager->create('\Magento\Catalog\Model\Product');
$simpleProduct->setSku('Testing3');
$simpleProduct->setName('Testing3');
$simpleProduct->setAttributeSetId(9);
$simpleProduct->setCategoryIds(3);
$simpleProduct->setDescription('This is for testing');
$simpleProduct->setStatus(1);
$simpleProduct->setTypeId('simple');
$simpleProduct->setPrice(500);
$simpleProduct->setWebsiteIds(array(1));
$simpleProduct->setVisibility(4);
$simpleProduct->setUrlKey('Testing3');

$simpleProduct->setStockData(array(
    'is_in_stock' => 1, //Stock Availability
    'qty' => 100//qty
        )
);

$attr = $simpleProduct->getResource()->getAttribute('color');
$attributeOptionId = $attr->getSource()->getOptionId('Red'); //name in Default Store View
$simpleProduct->setData('color', $attributeOptionId);

$simpleProduct->save();
$simpleProductId = $simpleProduct->getId();
echo "Simple Product ID: " . $simpleProductId . "\n";