PHP code example of dashifen / collection

1. Go to this page and download the library: Download dashifen/collection library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

dashifen / collection example snippets


class MovieCollection implements AbstractCollection 
{
    public function current(): Movie 
    {
        return current($this->collection);
    }

    public function key(): ?string 
    {
        return key($this->collection);
    }

    public function valid(): bool 
    {
        return is_string($this->key());
    }

    public function offsetGet ($offset): ?Movie
    {
        return $this->collection[$offset] ?? null;
    }

    public function offsetSet ($offset, $value): void
    {
        if (!($value instanceof Movie)) {
            throw new Exception('Collection value must be a Movie');
        }

        $this->collection[$offset] = $value;
    }
}