Demo: pako.js + php zlib (fetch version)

Project demonstrate ability compress client (browser) -> server request using pako.js and default zlib php library.

Code

Client side (browser)

//https://cdnjs.cloudflare.com/ajax/libs/pako/2.1.0/pako.min.js

const data = {a: 1, b: 2} //request data
fetch("server/decompress.php", {
  method: "POST",
  headers: {
    "Content-Type": "text/plain;charset=UTF-8",
  },
  body: pako.deflate(JSON.stringify(data)),
});

Server side

$data = file_get_contents('php://input');
$data = json_decode(zlib_decode($data));
var_dump($data);

Tests

Tests performed using compression functional and non-compressed requests. Images below are screenshots from google chrome network inspector after requests done.

Request data 344b

Request data 2.5mb

Request data 5mb

Request data 7.5mb

Request data 10mb

Environment

• PHP 7.2.34
• pako.js 2.1.0
• Google Chrome 107.0.5304.110 (Official Build) (x86_64)

Contributors

Made with contributors-img.