12月2日 打印单

src/pages/main/template/DialysisPrintOrdereighty.vue

                         : ""
                         }}
                       </span> -->
-                      <span>
-                      {{(predialysis.weight_before - afterdialysis.weight_after).toFixed(2)}}
+                      <span v-if="predialysis.weight_before !=0 && afterdialysis.weight_after !=0">
+                        {{(predialysis.weight_before - afterdialysis.weight_after).toFixed(2)}}
                       </span>
-
+                      
                   </div>
                   kg
                 </div>