How to Async Format Date String in D - Code Snippet

// Task: Async Format Date String
// Language: D

void async_format_date_string() {
    // Implementation for Async Format Date String
    auto result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Async Format Date String
    writeln("Done");
}