What are the advantages of using the date() function over the DateTime class for simple date operations in PHP?

When performing simple date operations in PHP, using the date() function is often more straightforward and efficient compared to using the DateTime class. The date() function is a built-in PHP function that directly formats a timestamp into a human-readable date string, making it ideal for basic date formatting needs. On the other hand, the DateTime class provides more flexibility and features for complex date manipulations, but for simple tasks, the date() function is simpler and easier to use.

// Example of using the date() function for simple date operations
$currentDate = date("Y-m-d"); // Get the current date in the format YYYY-MM-DD
echo "Today's date is: " . $currentDate;