Guide to the Ruby Splat Operator: Single and Double
Introduction The Ruby splat operator (*) is a powerful and versatile tool that can significantly simplify your code. Whether you’re dealing with arrays, method arguments, or even hashes, the splat operator helps manage variable-length arguments and transform data structures with ease. In this guide, we’ll explore the single splat (*) and double splat (**) operators, demonstrating their use cases and providing practical examples to help you master them. 1. Understanding the Single Splat Operator (*) The single splat operator (*) in Ruby is used primarily for two purposes: handling variable-length arguments in methods and expanding arrays into a list of arguments. Let’s break down these use cases. 1.1. Variable-Length Arguments …