修改 各个页面的banner 增加 相应链接限制

pages/courseware/index.vue

@@ -374,7 +374,10 @@
     methods:    {
 
       clickBanner(data){
-        window.open(data)
+        if(data){
+          window.open(data)
+        }
+
       },
       applyFun() {
         this.telDl = true;

pages/examsystem/index.vue

@@ -166,7 +166,10 @@
     computed:   {},
     methods:    {
       clickBanner(data){
-        window.open(data)
+        if(data){
+          window.open(data)
+        }
+
       },
     },
     created() {

pages/index.vue

@@ -551,7 +551,10 @@
     },
     methods:    {
       clickBanner(data){
-        window.open(data.url)
+        if(data.url){
+          window.open(data.url)
+        }
+
       },
 
       applyFun() {

pages/news/index.vue

@@ -121,7 +121,9 @@
     },
     methods:    {
       clickBanner(data){
-        window.open(data)
+        if(data){
+          window.open(data)
+        }
       },
       handleCurrentChange(val) {
         this.currentPage = val;

pages/trainsystem/index.vue

@@ -186,7 +186,9 @@
     computed: {},
     methods:  {
       clickBanner(data){
-        window.open(data)
+        if(data){
+          window.open(data)
+        }
       },
     },
     created() {