PHP

php check of object is empty

$arr = (array)$obj;
if (!$arr) {
    // do stuff
}

php empty object

$x = new stdClass();

php check if object is empty

	if($users->count()==0){
					$result->errer = "not exist";
				}

php object is empty

if( $obj !== null )
{
     // DO YOUR WORK
}