From 12ea4eb0f7ffd3a9c495cfdac266ba4bcf3f1ce5 Mon Sep 17 00:00:00 2001
From: x15904151985 <15904151985@163.com>
Date: Mon, 11 May 2026 15:24:06 +0800
Subject: [PATCH] 20260511-152403

---
 Excel/readme.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Excel/readme.md b/Excel/readme.md
index e69de29..866de3c 100644
--- a/Excel/readme.md
+++ b/Excel/readme.md
@@ -0,0 +1,18 @@
+# 目录
+[「公式」通过身份证号提取信息](#公式通过身份证号提取信息)
+
+
+# 「公式」通过身份证号提取信息
+```excel
+# 假如身份证号在A1单元格
+
+# 提取周岁
+=DATEDIF(DATEVALUE(TEXT(MID(A1,7,8),"####-##-##")),TODAY(),"Y")
+
+# 提取性别
+=IF(MOD(MID(A1,17,1),2)=1,"男","女")
+
+# 提取生日
+=DATEVALUE(TEXT(MID(A1,7,8),"####-##-##"))
+
+```