From 24c964db8f6e3b7605ab6fc009a765b9077cbd4e Mon Sep 17 00:00:00 2001
From: neverland <chenjiahan@buaa.edu.cn>
Date: Thu, 6 Sep 2018 17:11:07 +0800
Subject: [PATCH] [Doc] Field: add usage document (#519)

---
 packages/field/README.md | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/packages/field/README.md b/packages/field/README.md
index 8eb9e2d7..9a5da222 100644
--- a/packages/field/README.md
+++ b/packages/field/README.md
@@ -23,6 +23,19 @@
 </van-cell-group>
 ```
 
+```js
+Page({
+  data: {
+    value: ''
+  },
+
+  onChange(event) {
+    // event.detail 为当前输入的值
+    console.log(event.detail);
+  }
+});
+```
+
 #### 自定义类型
 根据`type`属性定义不同类型的输入框