1

这是我的代码(错误):

<template lang="pug">
  .component-root
    b-btn(v-b-modal.myModal)
      i.fa.fa-calendar
    b-modal#myModal
      span Hello this is my modal!
</template>

它输出一条错误消息:

[Vue warn]: Property or method "v" is not defined on the instance but referenced during render. Make sure that this property is reactive, either in the data option, or for class-based components, by initializing the property. See: https://vuejs.org/v2/guide/reactivity.html#Declaring-Reactive-Properties.

当我使用$refs方法创建模态时,它可以工作:

<template lang="pug">
  b-button(@click="showModal")
    i.fa.fa-calendar
  b-modal(ref="myModalRef" hide-footer title="some title")
    span Hello form my modal
</template>

<script>
  ...
  methods: {
    showModal() {
      this.$refs.myModalRef.show();
    },
  }
  ...
</script>

这是我安装了 BootstrapVue 的主要 App.js

import 'bootstrap-vue/dist/bootstrap-vue.css';
import 'font-awesome/css/font-awesome.min.css';

import Vue from 'vue';
import Moment from 'vue-moment';
import BootstrapVue from 'bootstrap-vue';
import DatePicker from 'vue2-datepicker';

import './assets/bootstrap.cosmo.min.css';

import App from './App';
import router from './router';

Vue.config.productionTip = false;
Vue.use(BootstrapVue);
Vue.use(Moment);
Vue.use(DatePicker);

/* eslint-disable no-new */
new Vue({
  el: '#app',
  router,
  components: { App },
  template: '<App/>',
});

我只是在此处遵循手册:https ://bootstrap-vue.js.org/docs/components/modal/ 到目前为止,我遇到了问题,直到我想显示一些模态。

我怎么了?

4

1 回答 1

1

问题是哈巴狗。在:

<template lang="pug">
  .component-root
    b-btn(v-b-modal.myModal)
      i.fa.fa-calendar
    b-modal#myModal
      span Hello this is my modal!
</template>

该行:

b-btn(v-b-modal.myModal)

把事情搞砸了。利用:

b-btn(v-b-modal.myModal="")

原因:

b-btn(v-b-modal.myModal)created <b-btn v-b-modal.myModal="v-b-modal.myModal">,这使 Vue 搜索该值。使用b-btn(v-b-modal.myModal="")创建<b-btn v-b-modal.myModal="">可以解决问题。

更多:https ://github.com/pugjs/pug/issues/370#issuecomment-2399051

于 2018-03-06T04:18:53.820 回答