修改

src/pages/course/paymentDetail.vue

@@ -473,7 +473,11 @@
       },
       //减法 得实收
       getShiShou(num1, num2) {
-        return parseInt(num1) - parseInt(num2);
+        if(num1&&num2){
+          return parseInt(num1) - parseInt(num2);
+        }else{
+          return 0;
+        }
       },
       //跳转到订单详情
       goOrderDetail(path, item) {

src/utils/index.js

@@ -517,42 +517,4 @@ export function apipost(cmd, msg, successCall, faildCall, isOnline){
           successCall(res);
         }
       }, faildCall)
-}
-//文件下载
+}
\ No newline at end of file
-export function GetLocalFile(cmd, msg, fileName, newCmd, successCall){
-    var apiurl = this.domainManager().DomainUrl + cmd;
-    var postData = this.GetPostData(cmd, msg, newCmd);
-    this.$http.post(apiurl, postData, {
-        responseType: 'arraybuffer'
-    }).then((res) => {
-        let blob = new Blob([res.data], {
-        type: "application/vnd.ms-excel"
-        })
-        let url = URL.createObjectURL(blob);
-        let link = document.createElement('a');
-        link.href = url;
-        link.setAttribute("download", fileName);
-        document.body.appendChild(link);
-        link.click();
-        successCall(res);
-    }).catch(function (res) {});
-}
-// export function GetLocalFile = function (cmd, msg, fileName, newCmd, successCall) {
-//     var apiurl = this.domainManager().DomainUrl + cmd;
-//     var postData = this.GetPostData(cmd, msg, newCmd);
-//     this.$http.post(apiurl, postData, {
-//         responseType: 'arraybuffer'
-//     }).then((res) => {
-//         let blob = new Blob([res.data], {
-//         type: "application/vnd.ms-excel"
-//         })
-//         let url = URL.createObjectURL(blob);
-//         let link = document.createElement('a');
-//         link.href = url;
-//         link.setAttribute("download", fileName);
-//         document.body.appendChild(link);
-//         link.click();
-//         successCall(res);
-//     }).catch(function (res) {});
-// }
-