ant-design/components/table/demo/resizable-column.md

---
order: 26
title:
  en-US: Resizable column
  zh-CN: 可伸缩列
---

## zh-CN

集成 react-resizable 来实现可伸缩列。

## en-US

Implement resizable column by integrate with react-resizable.

````jsx
import { Table } from 'antd';
import { Resizable } from 'react-resizable';

const ResizeableTitle = (props) => {
  const { onResize, width, ...restProps } = props;

  if (!width) {
    return <th {...restProps} />;
  }

  return (
    <Resizable width={width} height={0} onResize={onResize}>
      <th {...restProps} />
    </Resizable>
  );
};

class Demo extends React.Component {
  state = {
    columns: [{
      title: 'Date',
      dataIndex: 'date',
      width: 200,
    }, {
      title: 'Amount',
      dataIndex: 'amount',
      width: 100,
    }, {
      title: 'Type',
      dataIndex: 'type',
      width: 100,
    }, {
      title: 'Note',
      dataIndex: 'note',
      width: 100,
    }, {
      title: 'Action',
      key: 'action',
      render: () => (
        <a href="javascript:;">Delete</a>
      ),
    }],
  };

  components = {
    header: {
      cell: ResizeableTitle,
    },
  };

  data = [{
    key: 0,
    date: '2018-02-11',
    amount: 120,
    type: 'income',
    note: 'transfer',
  }, {
    key: 1,
    date: '2018-03-11',
    amount: 243,
    type: 'income',
    note: 'transfer',
  }, {
    key: 2,
    date: '2018-04-11',
    amount: 98,
    type: 'income',
    note: 'transfer',
  }];

  handleResize = index => (e, { size }) => {
    this.setState(({ columns }) => {
      const nextColumns = [...columns];
      nextColumns[index] = {
        ...nextColumns[index],
        width: size.width,
      };
      return { columns: nextColumns };
    });
  };

  render() {
    const columns = this.state.columns.map((col, index) => ({
      ...col,
      onHeaderCell: column => ({
        width: column.width,
        onResize: this.handleResize(index),
      }),
    }));

    return (
      <Table
        bordered
        components={this.components}
        columns={columns}
        dataSource={this.data}
      />
    );
  }
}


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

````css
#components-table-demo-resizable-column .react-resizable {
  position: relative;
}

#components-table-demo-resizable-column .react-resizable-handle {
  position: absolute;
  width: 10px;
  height: 100%;
  bottom: 0;
  right: -5px;
  cursor: col-resize;
}
````