vue 插槽 作用域插槽

**创建 工程：
H:\java_work\java_springboot\vue_study

ctrl按住不放 右键 悬着 powershell

H:\java_work\java_springboot\js_study\Vue2_3入门到实战-配套资料\01-随堂代码素材\day05\准备代码\10-插槽-作用域插槽

vue --version
vue create v-yu-slot-demo
cd v-yu-slot-demo
npm run serve

App.vue

<template>
  <div>
    <MyTable :data="list">
      <template #default="obj">
        <!-- {{ obj }} -->
        <button @click="del(obj.row.id)">删除</button>
      </template>
    </MyTable>
    <MyTable :data="list">
      <template #default="{ row }">
        <button @click="show(row)">查看</button>
      </template>
    </MyTable>
  </div>
</template>

<script>
import MyTable from "./components/MyTable.vue";
export default {
  data() {
    return {
      list: [
        { id: 1, name: "张小花", age: 18 },
        { id: 2, name: "孙大明", age: 19 },
        { id: 3, name: "刘德忠", age: 17 },
      ],
      list2: [
        { id: 1, name: "赵小云", age: 18 },
        { id: 2, name: "刘蓓蓓", age: 19 },
        { id: 3, name: "姜肖泰", age: 17 },
      ],
    };
  },
  components: {
    MyTable,
  },

  methods: {
    del(id) {
      console.log(id);
      this.list = this.list.filter((item) => item.id !== id);
    },
    show(row) {
      console.log(row);
      alert(`姓名： ${row.name}; 年龄：${row.age}`);
    },
  },
};
</script>

MyTable.vue

<template>
  <table class="my-table">
    <thead>
      <tr>
        <th>序号</th>
        <th>姓名</th>
        <th>年纪</th>
        <th>操作</th>
      </tr>
    </thead>
    <tbody>
      <tr v-for="(item, index) in data" :key="item.id">
        <td>{{ index + 1 }}</td>
        <td>{{ item.name }}</td>
        <td>{{ item.age }}</td>
        <td>
          <slot :row="item" msg="测试文本"></slot>
          <!-- 2.将所有的属性 -->
          <!-- 
            {

              row : {id： 2 ，name: '孙大明'， age: 19},
              msg: "测试文本"
            }
           -->
        </td>
      </tr>
    </tbody>
  </table>
</template>

<script>
export default {
  props: {
    data: Array,
  },
};
</script>

<style scoped>
.my-table {
  width: 450px;
  text-align: center;
  border: 1px solid #ccc;
  font-size: 24px;
  margin: 30px auto;
}
.my-table thead {
  background-color: #1f74ff;
  color: #fff;
}
.my-table thead th {
  font-weight: normal;
}
.my-table thead tr {
  line-height: 40px;
}
.my-table th,
.my-table td {
  border-bottom: 1px solid #ccc;
  border-right: 1px solid #ccc;
}
.my-table td:last-child {
  border-right: none;
}
.my-table tr:last-child td {
  border-bottom: none;
}
.my-table button {
  width: 65px;
  height: 35px;
  font-size: 18px;
  border: 1px solid #ccc;
  outline: none;
  border-radius: 3px;
  cursor: pointer;
  background-color: #ffffff;
  margin-left: 5px;
}
</style>