Inner Builder Example

Sample.php

<?php

namespace Smcrow\Sample;

class Sample
{
    protected $id;
    protected $comments;

    public static function builder()
    {
        return new class extends Sample {
            public function id($id)
            {
                $this->id = $id;
                return $this;
            }

            public function comments($staff)
            {
                $this->staff = $staff;
                return $this;
            }

            public function build()
            {
                $sample = new parent;
                $sample->id = $this->id;
                $sample->comments = $this->comments;
                return $sample;
            }
        };
    }

    public function getId()
    {
        return $this->id;
    }
    
    public function getComments()
    {
        return $this->comments;
    }
}