import "@/assets/scss/jvStyle.scss"; import "vue3-json-viewer/dist/index.css"; <json-viewer :value="viewParam" boxed :sort="true" :expand-depth=5 :copyable="{ copyText: '复制代码', copiedText: '复制成功' }" @copied="textCopy" ></json-viewer> main.js import {createApp} from '...