// 定义JSON数据let val = { "name": "小花" };// 转换成字符串数组let string = JSON.stringify(val);// 转换成Blob类型数据let blobData = new Blob([string]);console.log(blobData) // 打印Blob结果： Blob { size: 17, type: "" }let read

[Vue warn]: Failed to resolve directive: lazy遇到Vant自定义指令找不到的问题可以这样写，亲测有效import Vant,{Lazyload} from 'vant';import 'vant/lib/index.css';Vue.use(Vant);Vue.use(Lazyload);