普通用法

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<template>
  <div>
    <ygp-crud ref="crud" :data="data" :option="option"></ygp-crud>
    <div style="margin-top: 20px">
      <el-button size="small" @click="toggleSelection([data[1]])">选中第二行</el-button>
      <el-button size="small" @click="toggleSelection()">取消选择</el-button>
    </div>
  </div>
</template>

export default {
  data() {
    return {
      data: [
        {
          name: "张三",
          sex: "男",
          date: "1994-02-23 00:00:00",
        },
        {
          name: "李四",
          sex: "女",
          date: "1994-02-23 00:00:00",
        },
        {
          name: "王五",
          sex: "女",
          date: "1994-02-23 00:00:00",
        },
        {
          name: "赵六",
          sex: "男",
          date: "1994-02-23 00:00:00",
        },
      ],
      option: {
        selection: true,
        columns: [
          {
            label: "姓名",
            prop: "name",
          },
          {
            label: "性别",
            prop: "sex",
          },
          {
            label: "日期",
            prop: "date",
          },
        ],
      },
    };
  },
  methods: {
    toggleSelection(val){
      this.$refs.crud.toggleSelection(val);
    }
  }
};