From 8a63c2ff2e45ab338ef9c3ba783bc55c438f10db Mon Sep 17 00:00:00 2001
From: injoyai <1113655791@qq.com>
Date: Fri, 28 Feb 2025 10:23:11 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0RangeDesc,=E5=80=92=E5=BA=8F?=
 =?UTF-8?q?=E9=81=8D=E5=8E=86=E5=B7=A5=E4=BD=9C=E6=97=A5,=E4=BB=8E?=
 =?UTF-8?q?=E4=BB=8A=E5=A4=A9-1990=E5=B9=B412=E6=9C=8819=E6=97=A5(?=
 =?UTF-8?q?=E4=B8=8A=E6=B5=B7=E4=BA=A4=E6=98=93=E6=89=80=E6=88=90=E7=AB=8B?=
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---
 workday.go | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/workday.go b/workday.go
index 66f6775..17659e3 100644
--- a/workday.go
+++ b/workday.go
@@ -110,6 +110,21 @@ func (this *Workday) TodayIs() bool {
 	return this.Is(time.Now())
 }
 
+// RangeDesc 倒序遍历工作日,从今天-1990年12月19日(上海交易所成立时间)
+func (this *Workday) RangeDesc(f func(t time.Time) bool) {
+	t := IntegerDay(time.Now())
+	for ; t.Before(time.Date(1990, 12, 1, 0, 0, 0, 0, time.Local)); t = t.Add(-time.Hour * 24) {
+		if t.Weekday() == time.Saturday || t.Weekday() == time.Sunday {
+			continue
+		}
+		if this.Is(t) {
+			if !f(t) {
+				return
+			}
+		}
+	}
+}
+
 // WorkdayModel 工作日
 type WorkdayModel struct {
 	ID   int64  `json:"id"`   //主键