vue3解决各场景loading过度的五种方法

<template>
  <div>
    <div v-if="isLoading">加载中...</div>
    <div v-else>内容</div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      isLoading: true,
    };
  },
  mounted() {
    setTimeout(() => {
      this.isLoading = false;
    }, 2000);
  },
};
</script>

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

const routes = [
  {
    path: '/',
    name: 'Home',
    component: () => import('@/views/Home.vue'),
  },
];

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

router.beforeEach((to, from, next) => {
  if (to.path === '/') {
    next();
  } else {
    next({ path: '/' });
  }
});

export default router;

<template>
  <div>
    <AsyncComponent :is="isLoading" />
  </div>
</template>

<script>
import { defineAsyncComponent } from 'vue';

export default {
  data() {
    return {
      isLoading: true,
    };
  },
  components: {
    AsyncComponent: defineAsyncComponent(() => import('./AsyncComponent.vue')),
  },
  mounted() {
    setTimeout(() => {
      this.isLoading = false;
    }, 2000);
  },
};
</script>

<template>
  <div>
    <el-loading v-if="isLoading" fullscreen></el-loading>
    <div v-else>内容</div>
  </div>
</template>

<script>
import { ElLoading } from 'element-plus';

export default {
  data() {
    return {
      isLoading: true,
    };
  },
  mounted() {
    setTimeout(() => {
      this.isLoading = false;
    }, 2000);
  },
  components: {
    ElLoading,
  },
};
</script>

<template>
  <div>
    <my-loading v-if="isLoading"></my-loading>
    <div v-else>内容</div>
  </div>
</template>

<script>
import MyLoading from './MyLoading.vue';

export default {
  data() {
    return {
      isLoading: true,
    };
  },
  mounted() {
    setTimeout(() => {
      this.isLoading = false;
    }, 2000);
  },
  components: {
    MyLoading,
  },
};
</script>