<cn>
#### 高级用法
穿梭框高级用法,可配置操作文案,可定制宽高,可对底部进行自定义渲染。
</cn>

<us>
#### Advanced
You can customize the labels of the transfer buttons, the width and height of the columns, and what should be displayed in the footer.
</us>

```html
<template>
  <a-transfer
    :dataSource="mockData"
    showSearch
    :listStyle="{
      width: '250px',
      height: '300px',
    }"
    :operations="['to right', 'to left']"
    :targetKeys="targetKeys"
    @change="handleChange"
    :render="item=>`${item.title}-${item.description}`"
  >
    <a-button
      size="small"
      style="float:right;margin: 5px"
      @click="getMock"
      slot="footer"
      slot-scope="props"
    >
      reload
    </a-button>
    <span
      slot="notFoundContent"
    >
      没数据
    </span>
  </a-transfer>
</template>
<script>
export default {
  data () {
    return {
      mockData: [],
      targetKeys: [],
    }
  },
  mounted() {
    this.getMock()
  },
  methods: {
    getMock() {
      const targetKeys = [];
      const mockData = [];
      for (let i = 0; i < 20; i++) {
        const data = {
          key: i.toString(),
          title: `content${i + 1}`,
          description: `description of content${i + 1}`,
          chosen: Math.random() * 2 > 1,
        };
        if (data.chosen) {
          targetKeys.push(data.key);
        }
        mockData.push(data);
      }
      this.mockData = mockData
      this.targetKeys = targetKeys
    },
    handleChange(targetKeys, direction, moveKeys) {
      console.log(targetKeys, direction, moveKeys);
      this.targetKeys = targetKeys
    },
  },
}
</script>
```