采购订单维护，制单日期在复制和修改组织时保留

src/views/purchase/purchase-order/add/index.vue

@@ -149,6 +149,7 @@ export default {
             source: "3",
             isClose:'N',
             billDate: new Date().Format('yyyy-MM-dd'),
+            createTime : new Date().Format('yyyy-MM-dd HH:mm:ss'),
             closeTime:'',
             oaDemandNo:'',
             isInvoice:'N',
@@ -458,7 +459,8 @@ export default {
               key != "puDept" &&
               key != "puDeptName" &&
               key != "status" &&
-              key != "billDate" 
+              key != "billDate" &&
+              key != "createTime" 
             ) {
               this.params[key] = "";
             } else {