update

src/pages/list/details.vue

@@ -30,7 +30,7 @@
           <div class="title">活动介绍</div>
           <div class="txt" v-html="detailData.introduce"></div>
         </div>
-        <div class="duce">
+        <div class="duce" id="setImg">
           <div class="title">活动内容</div>
           <div class="txt" v-html="detailData.content"></div>
         </div>
@@ -106,6 +106,13 @@ export default {
         if (res.code === 0) {
           this.detailData = res.data.activity_info
           this.liveData = res.data.live_info
+          this.$nextTick(() => {
+            const dom = document.getElementById('setImg')
+            const domImg = dom.getElementsByTagName('img')
+            for (let i = 0; i < domImg.length; i++) {
+              domImg[i].style.width = '100%'
+            }
+          })
         } else {
           this.$router.push({
             path: '/index'
@@ -240,6 +247,9 @@ export default {
       color: #222;
       margin: .4rem 0;
       word-break: break-all;
+      img{
+        width: 100%;
+      }
     }
   }
   .list{

src/pages/list/index.vue

@@ -99,7 +99,7 @@ export default {
       })
     },
     getImg(data) {
-      const img = JSON.parse(data)[0].file_url
+      const img = JSON.parse(data).length === 0 ? '' : JSON.parse(data)[0].file_url
       return img
     }
   }