__get and __set for property access in PHP - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define the magic method that is called when reading inaccessible properties.

PHP

<?php
class Person {
    private $data = [];

    public function [1]($name) {
        return $this->data[$name] ?? null;
    }
}
?>

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

A__construct

B__call

C__get

D__set

Attempts:

3 left

💡 Hint

Common Mistakes

Using __set instead of __get for reading properties.

Forgetting the $name parameter.

The __get method is called when reading inaccessible or undefined properties.

2fill in blank

medium

Complete the code to define the magic method that is called when writing to inaccessible properties.

PHP

<?php
class Person {
    private $data = [];

    public function [1]($name, $value) {
        $this->data[$name] = $value;
    }
}
?>

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

A__unset

B__get

C__call

D__set

Attempts:

3 left

💡 Hint

Common Mistakes

Using __get instead of __set for writing properties.

Missing the $value parameter.

The __set method is called when writing to inaccessible or undefined properties.

3fill in blank

hard

Fix the error in the magic method name to correctly handle property reading.

PHP

<?php
class Person {
    private $data = [];

    public function [1]($name) {
        return $this->data[$name] ?? null;
    }
}
?>

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

A__set

B__get

C__gett

D__call

Attempts:

3 left

💡 Hint

Common Mistakes

Misspelling the method as __gett or __gett.

Using __set instead of __get.

The correct magic method name for reading inaccessible properties is __get.

4fill in blank

hard

Fill both blanks to complete the magic methods for property access.

PHP

<?php
class Person {
    private $data = [];

    public function [1]($name) {
        return $this->data[$name] ?? null;
    }

    public function [2]($name, $value) {
        $this->data[$name] = $value;
    }
}
?>

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

A__get

B__set

C__call

D__unset

Attempts:

3 left

💡 Hint

Common Mistakes

Swapping the method names.

Using unrelated magic methods like __call or __unset.

The __get method handles reading inaccessible properties, and __set handles writing to them.

5fill in blank

hard

Fill all three blanks to create a class that uses __get and __set to store and retrieve properties in a private array.

PHP

<?php
class DataStore {
    private $storage = [];

    public function [1]($key) {
        return $this->storage[[2]] ?? null;
    }

    public function [3]($key, $value) {
        $this->storage[$key] = $value;
    }
}
?>

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

A__get

B$key

C__set

D$value

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong variable names inside the array access.

Confusing __get and __set method names.

The __get method uses the $key parameter to access the private storage array. The __set method sets values in the storage.