时间计算

src/views/activiti/form/demoForm2.vue

@@ -509,6 +509,9 @@ export default {
                             var state = ''
                             state = event.bn[3].label
                             event.bn[0].value = this.timeDifference(event.bn[1].value,event.bn[2].value,state)
+                            if(event.bn[0].value == 0){
+                                event.bn[0].value = 1
+                            }
                         }
                        }else{
                         if(event.bn[3].label =="+"){