What are the advanced features of std::format in C++20?

What are the advanced features of std::format in C++20?

C++20's std::format introduces type-safe formatting, user-defined types support, and improved performance. Would you like examples?

Yes, can you show me how to format a user-defined type?

Sure! You can define a custom formatter by specializing std::formatter. Here's a quick example...

That sounds great! Can you provide a code snippet for that?

Absolutely! Here's a simple code snippet that demonstrates how to format a custom type using std::format.

Thanks! Are there any performance improvements with std::format?

Yes, std::format is designed to be more efficient than previous formatting methods, especially with large data.