From 859ea71e8d1697b3348219ce65947ca111ef3eaa Mon Sep 17 00:00:00 2001
From: injoyai <1113655791@qq.com>
Date: Fri, 21 Feb 2025 10:44:30 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=88=A4=E6=96=AD=E6=98=AF?=
 =?UTF-8?q?=E5=90=A6=E6=98=AF=E8=82=A1=E7=A5=A8=E4=BB=A3=E7=A0=81=E7=9A=84?=
 =?UTF-8?q?=E5=88=A4=E6=96=AD?=
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---
 protocol/unit.go | 1 +
 util.go          | 8 ++++++++
 2 files changed, 9 insertions(+)
 create mode 100644 util.go

diff --git a/protocol/unit.go b/protocol/unit.go
index b121c7f..156711a 100644
--- a/protocol/unit.go
+++ b/protocol/unit.go
@@ -195,6 +195,7 @@ func getVolume(val uint32) (volume float64) {
 	return
 }
 
+// IsStock 是否是股票,示例sz000001
 func IsStock(code string) bool {
 	if len(code) != 8 {
 		return false
diff --git a/util.go b/util.go
new file mode 100644
index 0000000..7c827bc
--- /dev/null
+++ b/util.go
@@ -0,0 +1,8 @@
+package tdx
+
+import (
+	"github.com/injoyai/tdx/protocol"
+)
+
+// IsStock 是否是股票,示例sz000001
+var IsStock = protocol.IsStock