📝 updating with example

README.md

@@ -8,7 +8,7 @@ Add to your project with compoer via `composer require photogabble/laravel-remem
 
 Next add the package service provider to your providers configuration in Laravel.
 
-```
+```php
 'providers' => [
     // ...
 
@@ -24,8 +24,24 @@ Now you can assign the middleware `remember.files` to routes that you want the p
 
 To ensure that remembered files remain as such accross page refreshes (due to other validation errors) you need to include a reference by way of using a hidden input field with the name `_rememberedFiles`.
 
-```
+```php
 @if( $oldFile = oldFile('file'))
     <input type="hidden" name="_rememberedFiles[file]" value="{{ $oldFile->getFilename() }}">
+@else
+    <input type="file" name="file">
 @endif
 ```
+
+Then within your controller code you can obtain the file via the `oldFile` helper:
+
+```php
+function store(Illuminate\Http\Request $request) {    
+    if ($file = oldFile('img', $request->file('img'))) {
+        // ... File exists ...
+    }
+}
+```
+
+The `$file` variable will equal an instance of `Symfony\Component\HttpFoundation\File\UploadedFile` if the file has been posted during the current request or remembered. 
+
+This example is viewable as a test case within this libaries tests [here](https://github.com/photogabble/laravel-remember-uploads/blob/master/tests/UploadTest.php#L114).