Web Reference: I show you the I/O (Input/Output) methods puts and gets. I also show you how to embed the value of expressions inside of strings. All the I/O methods are derived from the class IO. The class IO provides all the basic methods, such as read, write, gets, puts, readline, getc, and printf. This chapter will cover all the basic I/O functions available in Ruby. For more functions, please refer to Ruby Class IO. Class IO is the basis for input and output in Ruby. Class File is the only class in the Ruby core that is a subclass of IO. Some classes in the Ruby standard library are also subclasses of IO; these include TCPSocket and UDPSocket.
YouTube Excerpt: I show you the
Net Worth Profile Overview
Ruby Tutorial 4 I O Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $17M - $28M
Salary & Income Sources
Career Highlights & Achievements
![[2024] Ruby Programming Crash Course - Complete tutorial under 2 hours Net Worth](https://i.ytimg.com/vi/w9yNsTAp-Mg/mqdefault.jpg)
Assets, Properties & Investments
This section covers known assets, real estate holdings, luxury vehicles, and investment portfolios. Data is compiled from public records, financial disclosures, and verified media reports.
Last Updated: April 7, 2026
Net Worth Outlook & Future Earnings
Disclaimer: Disclaimer: Net Worth estimates are based on publicly available data, media reports, and financial analysis. Actual numbers may vary.