| commit | author | age | ||
| bf6fbe | 1 | // showNum.vue 中接收事件 |
| L | 2 | |
| 3 | <template> | |
| 4 | <div>计算和: {{count}}</div> | |
| 5 | </template> | |
| 6 | ||
| 7 | <script> | |
| 8 | import {EventBus} from './EventBus.js' | |
| 9 | export default { | |
| 10 | data() { | |
| 11 | return { | |
| 12 | count: 0 | |
| 13 | } | |
| 14 | }, | |
| 15 | ||
| 16 | mounted() { | |
| 17 | EventBus.$on('addition', param => { | |
| 18 | this.count = this.count + param.num; | |
| 19 | }) | |
| 20 | } | |
| 21 | } | |
| 22 | </script> | |
