Eloquent Mutators and Casting

• Accessor

An accessor transform an Eloquent attribute value when it is accessed.

exanple : when you want to get the first name and last name of a user, you can use the following code:

public function getFullNameAttribute()
{
    return "{$this->first_name} {$this->last_name}";
}

Asscessor cashing : if you want to cash the result of an accessor, you can use the following code:

public function getFullNameAttribute($value)
{
    return Attrubute::make(
      get: fn(string $value) => bcrypt($value),
    )->shouldCache();
    // or withoutObjectCashing();
}

• Mutator

A mutator transform an Eloquent attribute value when it is set.

example : when you want to set the first name and last name of a user, you can use the following code:

protected functuin firstName(): Attribute
{
    return Attribute::make(
        get: fn(string $value) => ucfirst($value),
        set: fn(string $value) => strtolower($value),
    );
}

• Casting

Casting is a way to convert an Eloquent attribute value to a native PHP type.

example : when you want to cast the first name and last name of a user, you can use the following code:

protected $casts = [
    'first_name' => 'string',
    'last_name' => 'string',
];