VUE3 開発入門チュートリアル: Vue.js を使用してワンストップ開発ソリューションを実現する

vue create vue3-app

<template>
  <form @submit.prevent="login">
    <label for="email">邮箱</label>
    <input type="email" id="email" v-model="email" required>

    <label for="password">密码</label>
    <input type="password" id="password" v-model="password" required>

    <button type="submit">登录</button>
  </form>
</template>

<script>
  import { ref } from 'vue'

  export default {
    name: 'Login',

    setup() {
      const email = ref('')
      const password = ref('')

      const login = () => {
        console.log(`Logging in with email ${email.value} and password ${password.value}`)
      }

      return {
        email,
        password,
        login
      }
    }
  }
</script>

<template>
  <form @submit.prevent="register">
    <label for="name">姓名</label>
    <input type="text" id="name" v-model="name" required>

    <label for="email">邮箱</label>
    <input type="email" id="email" v-model="email" required>

    <label for="password">密码</label>
    <input type="password" id="password" v-model="password" required>

    <button type="submit">注册</button>
  </form>
</template>

<script>
  import { ref } from 'vue'

  export default {
    name: 'Register',

    setup() {
      const name = ref('')
      const email = ref('')
      const password = ref('')

      const register = () => {
        console.log(`Registering with name ${name.value}, email ${email.value} and password ${password.value}`)
      }

      return {
        name,
        email,
        password,
        register
      }
    }
  }
</script>

<template>
  <div>
    <table>
      <thead>
        <tr>
          <th>姓名</th>
          <th>邮箱</th>
          <th>操作</th>
        </tr>
      </thead>

      <tbody>
        <tr v-for="item in data" :key="item.id">
          <td>{{ item.name }}</td>
          <td>{{ item.email }}</td>
          <td>
            <button @click="view(item)">查看</button>
            <button @click="edit(item)">编辑</button>
            <button @click="delete(item)">删除</button>
          </td>
        </tr>
      </tbody>
    </table>

    <div>
      <button @click="add">添加数据</button>
    </div>
  </div>
</template>

<script>
  import { ref } from 'vue'

  export default {
    name: 'Data',

    setup() {
      const data = ref([
        { id: 1, name: '张三', email: 'zhangsan@abc.com' },
        { id: 2, name: '李四', email: 'lisi@abc.com' },
        { id: 3, name: '王五', email: 'wangwu@abc.com' }
      ])

      const add = () => {
        console.log('Adding a new data item')
      }

      const edit = (item) => {
        console.log(`Editing data item with id ${item.id}`)
      }

      const deleteItem = (item) => {
        console.log(`Deleting data item with id ${item.id}`)
      }

      const view = (item) => {
        console.log(`Viewing data item with id ${item.id}`)
      }

      return {
        data,
        add,
        edit,
        deleteItem,
        view
      }
    }
  }
</script>

npm install --save vue-router@next

import { createRouter, createWebHistory } from 'vue-router'

import Login from '../components/Login.vue'
import Register from '../components/Register.vue'
import Data from '../components/Data.vue'

const routes = [
  { path: '/', redirect: '/login' },
  { path: '/login', component: Login },
  { path: '/register', component: Register },
  { path: '/data', component: Data }
]

const router = createRouter({
  history: createWebHistory(),
  routes
})

export default router

<template>
  <div id="app">
    <nav>
      <ul>
        <li><router-link to="/login">登录</router-link></li>
        <li><router-link to="/register">注册</router-link></li>
        <li><router-link to="/data">数据</router-link></li>
      </ul>
    </nav>

    <router-view></router-view>
  </div>
</template>

<script>
import { defineComponent } from 'vue'

export default defineComponent({
})
</script>

<style>
nav ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

nav li {
  display: inline-block;
  margin-right: 10px;
}

nav a {
  text-decoration: none;
  color: blue;
}
</style>

import { createApp } from 'vue'
import router from './router'
import App from './App.vue'

createApp(App).use(router).mount('#app')