PHP for the Web·Practice drills 12

Drill 28: Trade-off — Classes and namespaces

Explain the trade-off in this example.

Beginner 5 min read Lesson 289 of 300 Challenge included
What you will be able to do
  • Explain the trade-off in this example.

Practice task

Explain the trade-off in this example.

Lesson.phpPHP
<?php
declare(strict_types=1);

namespace App\Content;

final class Lesson
{
    public function __construct(
        public readonly string $slug,
        public readonly string $title,
        public readonly int $minutes,
    ) {}

    public function isLong(): bool
    {
        return $this->minutes >= 15;
    }
}

$lesson = new Lesson('css-grid', 'CSS Grid', 18);
echo $lesson->isLong() ? 'Long' : 'Short';
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Explain the trade-off in this example.

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Lesson 289 of 300 · 0% of course