diff --git a/src/utils/bonus.js b/src/utils/bonus.js
index bad49a84..8419a1ec 100644
--- a/src/utils/bonus.js
+++ b/src/utils/bonus.js
@@ -286,4 +286,20 @@ export function toChineseAmount(n) {
 export function validateIdCard(idCard) {
   const idCardRegex = /^[1-9]\d{5}(?:18|19|20)\d{2}(?:0[1-9]|10|11|12)(?:0[1-9]|[1-2]\d|30|31)\d{3}[\dXx]$/
   return idCardRegex.test(idCard)
-}
\ No newline at end of file
+}
+
+export function formatDate(date) {
+  const y = date.getFullYear()
+  const m = String(date.getMonth() + 1).padStart(2, '0')
+  const day = String(date.getDate()).padStart(2, '0')
+  return `${y}-${m}-${day}`
+}
+export function formatTime(date) {
+  const year = date.getFullYear()
+  const month = String(date.getMonth() + 1).padStart(2, '0')
+  const day = String(date.getDate()).padStart(2, '0')
+  const hours = String(date.getHours()).padStart(2, '0')
+  const minutes = String(date.getMinutes()).padStart(2, '0')
+  const seconds = String(date.getSeconds()).padStart(2, '0')
+  return `${year}${month}${day}_${hours}${minutes}${seconds}`
+}