From 56661815ec3e41ebf67ebbb8178d4c024b193ff0 Mon Sep 17 00:00:00 2001
From: JEECG <445654970@qq.com>
Date: Mon, 24 Feb 2025 22:48:45 +0800
Subject: [PATCH] =?UTF-8?q?=E3=80=90issues/7830=E3=80=91=E5=90=88=E8=AE=A1?=
 =?UTF-8?q?=E5=B0=8F=E6=95=B0=E8=AE=A1=E7=AE=97=E7=B2=BE=E5=BA=A6=20---?=
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---
 jeecgboot-vue3/src/utils/common/compUtils.ts | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/jeecgboot-vue3/src/utils/common/compUtils.ts b/jeecgboot-vue3/src/utils/common/compUtils.ts
index 9a59edc5..f03b8078 100644
--- a/jeecgboot-vue3/src/utils/common/compUtils.ts
+++ b/jeecgboot-vue3/src/utils/common/compUtils.ts
@@ -6,6 +6,7 @@ import { reactive } from "vue";
 import { getTenantId, getToken } from "/@/utils/auth";
 import { useUserStoreWithOut } from "/@/store/modules/user";
 import dayjs from 'dayjs';
+import Big from 'big.js';
 
 import { Modal } from "ant-design-vue";
 import { defHttp } from "@/utils/http/axios";
@@ -148,11 +149,16 @@ export function mapTableTotalSummary(tableData: Recordable[], fieldKeys: string[
       // update-begin--author:liaozhiyang---date:20240118---for：【QQYUN-7891】PR 合计工具方法，转换为Nuber类型再计算
       const value = Number(next[key]);
       if (!Number.isNaN(value)) {
-        prev += value;
+        // update-begin--author:liaozhiyang---date:20250224---for：【issues/7830】合计小数计算精度
+        prev = Big(prev).plus(value).toString();
+        // update-end--author:liaozhiyang---date:20250224---for：【issues/7830】合计小数计算精度
       }
-      // update-end--author:liaozhiyang---date:20240118---for：【QQYUN-7891】PR 合计工具方法，转换为Nuber类型再计算
+      // update-end--author:liaozhiyang---date:20240118---for：【issues/7830】PR 合计工具方法，转换为Nuber类型再计算
       return prev;
     }, 0);
+    // update-begin--author:liaozhiyang---date:20250224---for：【issues/7830】合计小数计算精度
+    totals[key] = +totals[key];
+    // update-end--author:liaozhiyang---date:20250224---for：【issues/7830】合计小数计算精度
   });
   return totals;
 }