Download speed limit php

<?php

$file_to_download = '1.mp3';
$client_file = '1.mp3';

$download_rate = 10; // 200Kb/s

$f = null;

try {
	if (!file_exists($file_to_download)) {
		throw new Exception('File ' . $file_to_download . ' does not exist');
	}

	if (!is_file($file_to_download)) {
		throw new Exception('File ' . $file_to_download . ' is not valid');
	}

	header('Cache-control: private');
	header('Content-Type: application/octet-stream');
	header('Content-Length: ' . filesize($file_to_download));
	header('Content-Disposition: filename=' . $client_file);

	// flush the content to the web browser
	flush();

	$f = fopen($file_to_download, 'r');

	while (!feof($f)) {
		// send the file part to the web browser
		print fread($f, round($download_rate * 1024));

		// flush the content to the web browser
		flush();

		// sleep one second
		sleep(1);
	}
} catch (\Throwable $e) {
	echo $e->getMessage();
} finally {
	if ($f) {
		fclose($f);
	}
}

Similar codes

0 vote240 views1 answer
Laravel replace white space with dash
PHP Laravel
16 votes228 views6 answers
Laravel validation array
PHP
6 votes227 views3 answers
Php mkdir
PHP
0 vote269 views4 answers
Upload image in laravel
PHP Laravel
18 votes268 views1 answer
Laravel migation error
PHP Laravel
0 vote221 views1 answer
The Laravel installer requires PHP 7.3.0 or greater. Please use "composer create-project laravel/laravel" instead.
PHP Laravel
0 vote263 views1 answer
Laravel passport generate key
PHP Laravel
4 votes214 views4 answers
How to connect to a database in php
PHP
0 vote204 views2 answers
Wordpress disable editor
PHP
29 votes226 views6 answers
Php json_decode
PHP