diff --git a/jero-web/src/components/jero/JUpload.vue b/jero-web/src/components/jero/JUpload.vue
index 1c2c5812..5adaff56 100644
--- a/jero-web/src/components/jero/JUpload.vue
+++ b/jero-web/src/components/jero/JUpload.vue
@@ -42,9 +42,9 @@ const Base64 = require('js-base64').Base64
 
 const FILE_TYPE_ALL = 'all'
 const FILE_TYPE_IMG = 'image'
-const FILE_TYPE_TXT = 'file'
+
 const uidGenerator = () => {
-  return '-' + parseInt(Math.random() * 10000 + 1, 10)
+  return '-' + parseInt(Math.random() * 10000 + 1 + '', 10)
 }
 export default {
   name: 'JUpload',
@@ -54,7 +54,8 @@ export default {
       headers: {},
       fileList: [],
       newFileList: [],
-      uploadGoOn: true
+      uploadGoOn: true,
+      containerId: null
     }
   },
   props: {
@@ -143,7 +144,6 @@ export default {
   computed: {
     // 透传给下级组件的事件，需要排除本组件使用的change事件
     childListeners () {
-      const vm = this
       const result = Object.assign({},
         this.$listeners
       )
@@ -166,11 +166,11 @@ export default {
   },
   methods: {
     initFileListArr (val) {
-      if (!val || val.length == 0) {
+      if (!val || val.length === 0) {
         this.fileList = []
         return
       }
-      for (var a = 0; a < val.length; a++) {
+      for (let a = 0; a < val.length; a++) {
         this.fileList.forEach((item) => {
           if (item.url === val[a]) {
             item.uid = uidGenerator()
@@ -180,12 +180,12 @@ export default {
       }
     },
     initFileList (paths) {
-      if (!paths || paths.length == 0) {
+      if (!paths || paths.length === 0) {
         this.fileList = []
         return
       }
       const arr = paths.split(',')
-      for (var a = 0; a < arr.length; a++) {
+      for (let a = 0; a < arr.length; a++) {
         this.fileList.forEach((item) => {
           if (item.url === arr[a]) {
             item.uid = uidGenerator()
@@ -197,12 +197,12 @@ export default {
     handlePathChange () {
       const uploadFiles = this.fileList
       let path = ''
-      if (!uploadFiles || uploadFiles.length == 0) {
+      if (!uploadFiles || uploadFiles.length === 0) {
         path = ''
       }
       const arr = []
 
-      for (var a = 0; a < uploadFiles.length; a++) {
+      for (let a = 0; a < uploadFiles.length; a++) {
         if (uploadFiles[a].status === 'done') {
           arr.push(uploadFiles[a].url)
         } else {
@@ -216,7 +216,7 @@ export default {
     },
     doBeforeUpload (file) {
       this.uploadGoOn = true
-      var fileType = file.type
+      const fileType = file.type
       if (this.fileType === FILE_TYPE_IMG) {
         if (fileType.indexOf('image') < 0) {
           this.$message.warning('请上传图片')
@@ -262,10 +262,10 @@ export default {
         } else {
           // returnUrl为false时返回文件名称、文件路径及文件大小
           this.newFileList = []
-          for (var a = 0; a < fileList.length; a++) {
+          for (let a = 0; a < fileList.length; a++) {
             // update-begin-author:lvdandan date:20200603 for:【TESTA-514】【开源issue】多个文件同时上传时，控制台报错
             if (fileList[a].status === 'done') {
-              var fileJson = {
+              const fileJson = {
                 fileName: fileList[a].name,
                 filePath: fileList[a].url,
                 fileSize: fileList[a].size
@@ -286,14 +286,14 @@ export default {
     },
     handlePreview (file) {
       if (file && file.url) {
-        var fileFullUrl = `${window._CONFIG.domianWebSocketURL}/sys/common/download/${file.response.result.id}?token=${Vue.ls.get(ACCESS_TOKEN)}&fullfilename=${file.name}`
+        const fileFullUrl = `${window._CONFIG.domianWebSocketURL}/sys/common/download/${file.response.result.id}?token=${Vue.ls.get(ACCESS_TOKEN)}&fullfilename=${file.name}`
         const url = `${window._CONFIG.onlinePreviewDomainURL}?url=${encodeURIComponent(Base64.encode(fileFullUrl))}`
         window.open(url)
       }
     },
     handleDownload (file) {
       if (file && file.url) {
-        var fileFullUrl = `${window._CONFIG.domianWebSocketURL}/sys/common/download/${file.response.result.id}?token=${Vue.ls.get(ACCESS_TOKEN)}&fullfilename=${file.name}`
+        const fileFullUrl = `${window._CONFIG.domianWebSocketURL}/sys/common/download/${file.response.result.id}?token=${Vue.ls.get(ACCESS_TOKEN)}&fullfilename=${file.name}`
         window.open(fileFullUrl)
       }
     }