How to Async Save File Dialog in PHP - Code Snippet

// Task: Async Save File Dialog
// Language: PHP

function async_save_file_dialog() {
    // Implementation for Async Save File Dialog
    $ result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Async Save File Dialog
    echo("Done");
}