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readme.md

+# 安装
+```bash
+    npm i  git+ssh://git@gitlab2.dui88.com:wanghongyuan/teddi.git --save
+```
+
+# 使用
+```js
+import { Countdown } from "teddi";
+class Pageindex extends Component {
+  componentDidMount() {
+    const countdwon = new Countdown("剩余时间:{0}", 3600, "hhmmss");
+    countdwon.on("update", this.onTimer, this);
+    countdwon.start();
+  }
+
+  onTimer(data) {
+    console.log(data);
+    this.setState({ text: data });
+  }
+
+}
+export default Pageindex;
+
+```
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