How do I rate-limit and throttle requests in PHP?

Rate-limiting and throttling requests in PHP ensure that your application can manage the number of requests it handles in a given time frame. This process helps prevent abuse and ensures the stability of your application.
PHP, rate-limiting, throttling, requests handling, application performance, server management
$time_window) { // Reset request count and time $_SESSION['request_count'] = 1; $_SESSION['first_request_time'] = time(); } else { // Increment request count $_SESSION['request_count']++; } // Check if limit is reached if ($_SESSION['request_count'] > $rate_limit) { http_response_code(429); // Too Many Requests echo "Rate limit exceeded. Please try again later."; } else { // Proceed with request handling echo "Request processed successfully."; } ?>

PHP rate-limiting throttling requests handling application performance server management