How to Async HTTP GET Request in PHP - Code Snippet

// Task: Async HTTP GET Request
// Language: PHP

function async_http_get_request() {
    // Implementation for Async HTTP GET Request
    $ result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Async HTTP GET Request
    echo("Done");
}