# Microsoft.AspNetCore.Mvc.ModelBinding

``` diff
 namespace Microsoft.AspNetCore.Mvc.ModelBinding {
+    public sealed class FormFileValueProvider : IValueProvider {
+        public FormFileValueProvider(IFormFileCollection files);
+        public bool ContainsPrefix(string prefix);
+        public ValueProviderResult GetValue(string key);
+    }
+    public sealed class FormFileValueProviderFactory : IValueProviderFactory {
+        public FormFileValueProviderFactory();
+        public Task CreateValueProviderAsync(ValueProviderFactoryContext context);
+    }
 }
```

