What are some use cases for Ruby's Collect method?
The Collect method in Ruby is used to transform elements in an array. For example, you can use it to square numbers in an array.
Can you give me a specific example of how to use it?
Sure! If you have an array like numbers = [1, 2, 3]
, you can use numbers.collect { |n| n ** 2 }
to get [1, 4, 9]
.
What other transformations can I perform with Collect?
You can use Collect to convert strings to uppercase, filter elements, or even extract specific attributes from objects.
Is Collect the same as Map in other programming languages?
Yes, Collect in Ruby is similar to Map in languages like JavaScript or Python, as they both apply a function to each element in a collection.
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