<script>import qrcodeDecoder from "qrcode-decoder";export default {name: "UploadIdentity",components: {"my-header": header},data() {return {imgSrc: ""};},methods: {// 获取选中的图片文件getFile(e) {let file = e.target.files[0];let fr = new FileReader();fr.readAsDataURL(file);fr.onload = () => {this.$refs.qrcode.src = fr.result;// let qr = new QrcodeDecoder();console.log(this.$refs.qrcode);// qr.decodeFromImage(this.$refs.qrcode).then(res => {// console.log(res);// });};}}};
只要引入这个插件，就报如下错误
app.js:957 Error: only one instance of babel-polyfill is allowed
at Object.eval (VM532719 index.js:10)
at eval (VM532719 index.js:29)
at Object../node_modules/babel-polyfill/lib/index.js (vendors~settings.js:11)
at webpack_require__ (app.js:833)
at fn (app.js:130)
at eval (index.esm.js?5c8e:1)
at Module../node_modules/qrcode-decoder/dist/index.esm.js (vendors~settings.js:2983)
at webpack_require__ (app.js:833)
at fn (app.js:130)
at eval (cjs.js?!./node_modules/babel-loader/lib/index.js!./node_modules/vue-loader/lib/index.js?!./src/views/settings/account/upload.vue?vue&type=script&lang=js&:3)
yugasun
commented
3 years ago
<script>import qrcodeDecoder from "qrcode-decoder";export default {name: "UploadIdentity",components: {"my-header": header},data() {return {imgSrc: ""};},methods: {// 获取选中的图片文件getFile(e) {let file = e.target.files[0];let fr = new FileReader();fr.readAsDataURL(file);fr.onload = () => {this.$refs.qrcode.src = fr.result;// let qr = new QrcodeDecoder();console.log(this.$refs.qrcode);// qr.decodeFromImage(this.$refs.qrcode).then(res => {// console.log(res);// });};}}};只要引入这个插件，就报如下错误
app.js:957 Error: only one instance of babel-polyfill is allowed at Object.eval (VM532719 index.js:10) at eval (VM532719 index.js:29) at Object../node_modules/babel-polyfill/lib/index.js (vendors~settings.js:11) at webpack_require__ (app.js:833) at fn (app.js:130) at eval (index.esm.js?5c8e:1) at Module../node_modules/qrcode-decoder/dist/index.esm.js (vendors~settings.js:2983) at webpack_require__ (app.js:833) at fn (app.js:130) at eval (cjs.js?!./node_modules/babel-loader/lib/index.js!./node_modules/vue-loader/lib/index.js?!./src/views/settings/account/upload.vue?vue&type=script&lang=js&:3)