From dfb04f742c79131549bccc848035538f4aca57e6 Mon Sep 17 00:00:00 2001
From: falcon <9504402@qq.com>
Date: Sun, 9 Oct 2022 11:16:06 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E6=97=B6=E9=97=B4=E8=BD=AC?=
 =?UTF-8?q?=E6=8D=A2=E4=B8=BAyyyyMMdd=E6=A0=BC=E5=BC=8F=E7=9A=84=E6=89=A9?=
 =?UTF-8?q?=E5=B1=95=E6=96=B9=E6=B3=95=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Falcon.SugarApi.Test/DateTimeExtendTest.cs | 10 ++++++++++
 Falcon.SugarApi/DateTimeExtend.cs          | 13 +++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/Falcon.SugarApi.Test/DateTimeExtendTest.cs b/Falcon.SugarApi.Test/DateTimeExtendTest.cs
index baa30b9..311cc09 100644
--- a/Falcon.SugarApi.Test/DateTimeExtendTest.cs
+++ b/Falcon.SugarApi.Test/DateTimeExtendTest.cs
@@ -81,5 +81,15 @@ namespace Falcon.SugarApi.Test
             Assert.IsTrue(r.Second == 0);
 
         }
+
+        /// <summary>
+        /// 时间格式转换测试
+        /// </summary>
+        [TestMethod]
+        public void DateToFormatTest() {
+            var d = new DateTime(2022, 1, 4, 2, 40, 25);
+            var s = d.ToyyyyMMdd();
+            Assert.IsTrue(s == "20220104");
+        }
     }
 }
diff --git a/Falcon.SugarApi/DateTimeExtend.cs b/Falcon.SugarApi/DateTimeExtend.cs
index 7ad4604..4aa4bee 100644
--- a/Falcon.SugarApi/DateTimeExtend.cs
+++ b/Falcon.SugarApi/DateTimeExtend.cs
@@ -9,6 +9,7 @@ namespace Falcon.SugarApi
     /// </summary>
     public static class DateTimeExtend
     {
+        #region 获取某个时间
         /// <summary>
         /// 获取日期在某个时间段内的某一天
         /// </summary>
@@ -78,6 +79,18 @@ namespace Falcon.SugarApi
         public static Calendar GetDefaultCalendar(this DateTime dateTime) {
             return CultureInfo.CurrentCulture.Calendar;
         }
+
+        #endregion
+
+        #region 获取某个时间格式
+        /// <summary>
+        /// 获取时间的yyyyMMdd表示形式
+        /// </summary>
+        /// <param name="date">时间</param>
+        /// <returns>yyyyMMdd格式时间</returns>
+        public static string ToyyyyMMdd(this DateTime date) => date.ToString("yyyyMMdd");
+
+        #endregion
     }
 
     /// <summary>