Add an example of add a description for enum items (#895)

README.md

@@ -38,6 +38,7 @@ Swag converts Go annotations to Swagger Documentation 2.0. We've created a varie
 	- [Add extension info to struct field](#add-extension-info-to-struct-field)
 	- [Rename model to display](#rename-model-to-display)
 	- [How to using security annotations](#how-to-using-security-annotations)
+	- [Add a description for enum items](#add-a-description-for-enum-items)
 - [About the Project](#about-the-project)
 
 ## Getting started
@@ -726,6 +727,17 @@ Make it AND condition
 // @Security OAuth2Application[write, admin]
 ```
 
+### Add a description for enum items
+
+```go
+type Example struct {
+	// Sort order:
+	// * asc - Ascending, from A to Z.
+	// * desc - Descending, from Z to A.
+	Order string `enums:"asc,desc"`
+}
+```
+
 ## About the Project
 This project was inspired by [yvasiyarov/swagger](https://github.com/yvasiyarov/swagger) but we simplified the usage and added support a variety of [web frameworks](#supported-web-frameworks). Gopher image source is [tenntenn/gopher-stickers](https://github.com/tenntenn/gopher-stickers). It has licenses [creative commons licensing](http://creativecommons.org/licenses/by/3.0/deed.en).
 ## Contributors