容错

src/common/Radio.vue

@@ -97,7 +97,7 @@ export default {
           const msg = getExpStr(text);
           const msgp = getExpStr(textp);
           if(result[i].select){
-            const subQ=result[i].subQuestion;
+            const subQ=result[i].subQuestion||'';
             const subQs=subQ.split(",");
             if(subQ){
               await this.getExtQa(subQs).then((res)=>{