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    <h3>Editing: CollectsResources.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

namespace Illuminate\Http\Resources;

use Illuminate\Pagination\AbstractCursorPaginator;
use Illuminate\Pagination\AbstractPaginator;
use Illuminate\Support\Collection;
use Illuminate\Support\Str;
use ReflectionClass;

trait CollectsResources
{
    /**
     * Map the given collection resource into its individual resources.
     *
     * @param  mixed  $resource
     * @return mixed
     */
    protected function collectResource($resource)
    {
        if ($resource instanceof MissingValue) {
            return $resource;
        }

        if (is_array($resource)) {
            $resource = new Collection($resource);
        }

        $collects = $this-&gt;collects();

        $this-&gt;collection = $collects &amp;&amp; ! $resource-&gt;first() instanceof $collects
            ? $resource-&gt;mapInto($collects)
            : $resource-&gt;toBase();

        return ($resource instanceof AbstractPaginator || $resource instanceof AbstractCursorPaginator)
                    ? $resource-&gt;setCollection($this-&gt;collection)
                    : $this-&gt;collection;
    }

    /**
     * Get the resource that this resource collects.
     *
     * @return string|null
     */
    protected function collects()
    {
        if ($this-&gt;collects) {
            return $this-&gt;collects;
        }

        if (Str::endsWith(class_basename($this), 'Collection') &amp;&amp;
            (class_exists($class = Str::replaceLast('Collection', '', get_class($this))) ||
             class_exists($class = Str::replaceLast('Collection', 'Resource', get_class($this))))) {
            return $class;
        }
    }

    /**
     * Get the JSON serialization options that should be applied to the resource response.
     *
     * @return int
     */
    public function jsonOptions()
    {
        $collects = $this-&gt;collects();

        if (! $collects) {
            return 0;
        }

        return (new ReflectionClass($collects))
                  -&gt;newInstanceWithoutConstructor()
                  -&gt;jsonOptions();
    }

    /**
     * Get an iterator for the resource collection.
     *
     * @return \ArrayIterator
     */
    #[\ReturnTypeWillChange]
    public function getIterator()
    {
        return $this-&gt;collection-&gt;getIterator();
    }
}
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