null judge

jiaxiya/app/front/vues/pages/tradetransferdiliver/tradetransferdiliver.js

@@ -101,10 +101,13 @@
         arrstrs.forEach((item)=>{
           if(item && item!=""){
             let it=JSON.parse(item);
+            if(it){
               let trackItem={"trackDate":`${it.dateStr} ${it.yw}`,"trackContent":`${it.timeStr} ${it.content}`};
               this.trackRecords.push(trackItem);
             }
        
+          }
+       
         })
       }
     },