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# 分段式滑块
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- order: 3
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使用 `marks` 属性标注分段式滑块,使用 `value` / `defaultValue` 指定滑块位置。当 `included=false` 时,表明不同标记间为并列关系。当 `step=null` 时,Slider 的可选值仅有 `marks` 标出来的部分。
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---
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````jsx
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import { Slider } from 'antd';
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const marks = {
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0: '0°C',
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26: '26°C',
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37: '37°C',
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100: '100°C'
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};
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ReactDOM.render(
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<div>
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<p>包含关系</p>
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<Slider marks={marks} defaultValue={37} />
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<Slider range marks={marks} defaultValue={[26, 37]} />
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<p>并列关系</p>
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<Slider marks={marks} included={false} defaultValue={37} />
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<p>结合 step</p>
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<Slider marks={marks} step={10} defaultValue={37} />
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<p>`step=null`</p>
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<Slider marks={marks} step={null} defaultValue={37} />
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</div>
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, mountNode);
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````
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