ant-design/components/input-number/demo/disabled.md

order	title
2	zh-CN en-US 不可用 Disabled

zh-CN

点击按钮切换可用状态。

en-US

Click the button to toggle between available and disabled states.

import { InputNumber, Button } from 'antd';

class App extends React.Component {
  state = {
    disabled: true,
  };
  toggle = () => {
    this.setState({
      disabled: !this.state.disabled,
    });
  }
  render() {
    return (
      <div>
        <InputNumber min={1} max={10} disabled={this.state.disabled} defaultValue={3} />
        <div style={{ marginTop: 20 }}>
          <Button onClick={this.toggle} type="primary">Toggle disabled</Button>
        </div>
      </div>
    );
  }
}

ReactDOM.render(<App />, mountNode);