diff --git a/src/utils/tools.ts b/src/utils/tools.ts
index 75829ee..3e0c91d 100644
--- a/src/utils/tools.ts
+++ b/src/utils/tools.ts
@@ -75,6 +75,26 @@ export const array = {
     },
 };
 
+/** date相关工具 */
+export const date = {
+    /**
+     * 获取本地时间的ISO字符串
+     * @param date {string | Date} 日期字符串或Date对象
+     * @returns {string} 本地时间的ISO字符串 '2022-01-01T08:00:00.000Z'
+     * @example
+     * getLocalISOString('2022-01-01 00:00:00') // '2022-01-01T00:00:00.000Z'
+     * getLocalISOString(new Date('2022-01-01 00:00:00')) // '2022-01-01T00:00:00.000Z'
+     */
+    getLocalISOString: (date: string | Date): string => {
+        const localDate = new Date(date);
+        // 获取本地时间偏移量（这里特指中国utc+8）
+        const offset = localDate.getTimezoneOffset() * 60000;
+        // 获取utc的本地时间
+        const utcDate = new Date(localDate.getTime() - offset);
+        return utcDate.toISOString();
+    },
+};
+
 export const generateUUID = () => {
     return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (c) => {
         const r = (Math.random() * 16) | 0,