Attr_reader, attr_writer, attr_accessor in Ruby - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a read-only attribute for :name.

Ruby

class Person
  [1] :name
end

Drag options to blanks, or click blank then click option'

Aattr_writer

Battr_reader

Cattr_accessor

Dattr_private

Attempts:

3 left

💡 Hint

Common Mistakes

Using attr_writer instead of attr_reader will create write-only attribute.

Using attr_accessor creates both getter and setter.

Use attr_reader to create a read-only attribute.

2fill in blank

medium

Complete the code to create a write-only attribute for :password.

Ruby

class User
  [1] :password
end

Drag options to blanks, or click blank then click option'

Aattr_writer

Battr_reader

Cattr_accessor

Dattr_private

Attempts:

3 left

💡 Hint

Common Mistakes

Using attr_reader will create read-only attribute, not write-only.

attr_accessor creates both getter and setter.

Use attr_writer to create a write-only attribute.

3fill in blank

hard

Fix the error in the code to allow reading and writing for :email.

Ruby

class Contact
  [1] :email
end

Drag options to blanks, or click blank then click option'

Aattr_reader

Battr_writer

Cattr_private

Dattr_accessor

Attempts:

3 left

💡 Hint

Common Mistakes

Using attr_reader or attr_writer alone will not allow both reading and writing.

attr_accessor creates both getter and setter methods.

4fill in blank

hard

Fill both blanks to create a class with read-only :title and write-only :secret attributes.

Ruby

class Document
  [1] :title
  [2] :secret
end

Drag options to blanks, or click blank then click option'

Aattr_reader

Battr_writer

Cattr_accessor

Dattr_private

Attempts:

3 left

💡 Hint

Common Mistakes

Using attr_accessor for both will allow both reading and writing.

Mixing up attr_reader and attr_writer.

attr_reader for read-only :title and attr_writer for write-only :secret.

5fill in blank

hard

Fill all three blanks to create a class with read-write :name, read-only :age, and write-only :password.

Ruby

class Account
  [1] :name
  [2] :age
  [3] :password
end

Drag options to blanks, or click blank then click option'

Aattr_reader

Battr_writer

Cattr_accessor

Dattr_private

Attempts:

3 left

💡 Hint

Common Mistakes

Using attr_reader or attr_writer incorrectly for attributes needing both read and write.

Using attr_private which is not a valid Ruby method.

attr_accessor for read-write :name, attr_reader for read-only :age, and attr_writer for write-only :password.