lxm--置空为null

src/components/app-department-select/app-department-select.vue

@@ -199,11 +199,11 @@ export default class AppDepartmentSelect extends Vue {
         if(this.fillMap && Object.keys(this.fillMap).length > 0){
             Object.keys(this.fillMap).forEach((attribute:string) => {
                 let _name = this.fillMap[attribute];
-                let _value = selectArr.map((item:any) => item[attribute]);
-                this.$emit('select-change',{name: this.fillMap[attribute], value: _value.join(",")})
+                let values = selectArr.map((item:any) => item[attribute]);
+                let _value = $event === "[]" ? null : values.join(",");
+                this.$emit('select-change',{name: this.fillMap[attribute], value: _value})
             });
         }
-
     }
 }
 </script>