What is a lambda in Ruby?
A lambda in Ruby is a way to define a block of code that can be stored in a variable and executed later.
How is it different from a regular method?
Unlike regular methods, lambdas check the number of arguments passed to them and can be assigned to variables.
Can you give me an example of a lambda?
Sure! Here's a simple example: my_lambda = ->(x) { x * 2 }
. You can call it with my_lambda.call(5)
to get 10.
Are there any use cases for lambdas?
Yes, lambdas are often used for callbacks, passing behavior to methods, or creating reusable code blocks.
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