Added hasUploadedFile method to FormContent.

VERSION

@@ -1 +1 @@
-0.2308.212025
+0.2308.220004

src/Http/Content/FormContent.php

@@ -1,7 +1,7 @@
 <?php
 // FormContent.php
 // Created: 2022-02-10
-// Updated: 2023-08-21
+// Updated: 2023-08-22
 
 namespace Index\Http\Content;
 
@@ -35,6 +35,10 @@ class FormContent implements IHttpContent {
         return http_build_query($this->postFields, '', '&', $spacesAsPlus ? PHP_QUERY_RFC1738 : PHP_QUERY_RFC3986);
     }
 
+    public function hasUploadedFile(string $name): bool {
+        return isset($this->uploadedFiles[$name]);
+    }
+
     public function getUploadedFile(string $name): HttpUploadedFile {
         if(!isset($this->uploadedFiles[$name]))
             throw new RuntimeException('No file with name $name present.');