Accessors and mutators in Laravel - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is an accessor in Laravel Eloquent?

An accessor is a method that modifies a model attribute's value when you retrieve it. It lets you change how data looks when you get it from the database.

beginner

What is a mutator in Laravel Eloquent?

A mutator is a method that modifies a model attribute's value before saving it to the database. It lets you change data automatically when you set it.

intermediate

How do you define an accessor method in a Laravel model?

Create a method named get{AttributeName}Attribute() in your model. For example, getFullNameAttribute() modifies the full_name attribute when accessed.

intermediate

How do you define a mutator method in a Laravel model?

Create a method named set{AttributeName}Attribute() in your model. For example, setPasswordAttribute() modifies the password before saving.

beginner

Why use accessors and mutators in Laravel?

They help keep your data clean and consistent by automatically changing values when you get or set them. This saves you from repeating code everywhere.

Which method name defines an accessor for the 'name' attribute in Laravel?

A mutateName

B setNameAttribute

C accessName

D getNameAttribute

Accessor methods start with 'get', followed by the attribute name and 'Attribute'.

What does a mutator do in Laravel?

A Changes attribute value when retrieving it

B Deletes an attribute from the model

C Changes attribute value before saving it

D Creates a new model instance

Mutators modify attribute values before saving to the database.

If you want to automatically hash a password before saving, which method should you use?

A setPasswordAttribute

B getPasswordAttribute

C hashPassword

D savePassword

Use a mutator named setPasswordAttribute to modify the password before saving.

What will Laravel do if you define getFullNameAttribute() in your model?

A Modify the full_name attribute when accessed

B Create a new database column called full_name

C Automatically save full_name to the database

D Ignore the method

Accessors modify attribute values when you get them from the model.

Which of these is NOT a benefit of using accessors and mutators?

A Keep data consistent

B Automatically create database tables

C Avoid repeating code

D Modify data format easily

Accessors and mutators do not create database tables; they only modify data values.

Explain how to create and use an accessor in a Laravel model. Include naming and purpose.

Think about how you want to change data when you get it from the model.

Describe the role of mutators in Laravel and give an example of when to use one.

Consider how to change data before it goes into the database.