What are some advanced features of Ruby?

What are some advanced features of Ruby?

Ruby offers several advanced features like metaprogramming, blocks, procs, and lambdas. Would you like to know more about any specific feature?

Can you explain metaprogramming in Ruby?

Metaprogramming in Ruby allows you to write code that writes code. It enables dynamic method creation and modification at runtime.

How do blocks work in Ruby?

Blocks are chunks of code that you can pass to methods. They can be used for iteration, callbacks, and more, enhancing code flexibility.

What are procs and lambdas?

Procs and lambdas are both types of closures in Ruby. Procs are more flexible but less strict with arguments, while lambdas enforce argument checks.

Can you give an example of using a lambda?

Sure! Here's a simple example: my_lambda = ->(x) { x * 2 }; my_lambda.call(5) returns 10.