ant-design/components/badge/demo/change.md
2017-01-19 15:22:53 +08:00

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---
order: 4
title:
zh-CN: 动态
en-US: Dynamic
---
## zh-CN
展示动态变化的效果。
## en-US
The count will be animated as it changes.
````__react
import { Badge, Button, Icon, Switch } from 'antd';
const ButtonGroup = Button.Group;
const Test = React.createClass({
getInitialState() {
return {
count: 5,
show: true,
};
},
increase() {
const count = this.state.count + 1;
this.setState({ count });
},
decline() {
let count = this.state.count - 1;
if (count < 0) {
count = 0;
}
this.setState({ count });
},
onChange(show) {
this.setState({ show });
},
render() {
return (
<div>
<div>
<Badge count={this.state.count}>
<a href="#" className="head-example" />
</Badge>
<ButtonGroup>
<Button type="ghost" onClick={this.decline}>
<Icon type="minus" />
</Button>
<Button type="ghost" onClick={this.increase}>
<Icon type="plus" />
</Button>
</ButtonGroup>
</div>
<div style={{ marginTop: 10 }}>
<Badge dot={this.state.show}>
<a href="#" className="head-example" />
</Badge>
<Switch onChange={this.onChange} />
</div>
</div>
);
},
});
ReactDOM.render(<Test />, mountNode);
````