Easy
What will the variable a return?
a = []
a << 1 << 2 << 3
Author: HivebriteStatus: PublishedQuestion passed 285 times
Edit
0
Community EvaluationsNo one has reviewed this question yet, be the first!
1
How to add a key-value pair to a hash in Ruby0
Add the string 'toto' to an array in Ruby0
What is the difference between include, extend and prepend in Ruby?2
What is the output of the following code?
class Person
attr_accessor :name
end
person = Person.new
person.name = 'John'
puts person.name
0
What is the output of the following Ruby code? `numbers = [1, 2, 3, 4, 5]`
`numbers.each { |n| puts n }`
`numbers.map { |n| puts n }`0
Write a Ruby program that prints the sum of two numbers0
Call a method only if the caller is not null.,Does the same thing as `@my_object.try!(:my_method)`.