---
order: 5
title:
  zh-CN: 延迟
  en-US: delay
---

## zh-CN

延迟显示 loading 效果。当 spinning 状态在 `delay` 时间内结束，则不显示 loading 状态。

## en-US

Specifies a delay for loading state. If `spinning` ends during delay, loading status won't appear.

````__react
import { Spin, Alert, Switch } from 'antd';

const Card = React.createClass({
  getInitialState() {
    return { loading: false };
  },
  toggle(value) {
    this.setState({ loading: value });
  },
  render() {
    const container = (
      <Alert
        message="Alert message title"
        description="Further details about the context of this alert."
        type="info"
      />
    );
    return (
      <div>
        <Spin spinning={this.state.loading} delay={500} >{container}</Spin>
        Loading state：<Switch checked={this.state.loading} onChange={this.toggle} />
      </div>
    );
  },
});

ReactDOM.render(
  <Card />
, mountNode);
````

````css
.example {
  text-align: center;
  background: rgba(0,0,0,0.05);
  border-radius: 4px;
  margin-bottom: 20px;
  padding: 30px 50px;
  margin: 20px 0;
}
````