From 3f6aeea8c795b8bff59c1a8b45700d7bc44da4b9 Mon Sep 17 00:00:00 2001
From: Guangxiong Lin <hi@gxlin.org>
Date: Fri, 20 Jan 2023 23:05:54 +0800
Subject: First commit

---
 map.go | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 map.go

(limited to 'map.go')

diff --git a/map.go b/map.go
new file mode 100644
index 0000000..5692065
--- /dev/null
+++ b/map.go
@@ -0,0 +1,8 @@
+package main
+
+type Map[K comparable, V interface{}] map[K]V
+
+func (m Map[K, V]) Contain(key K) bool {
+	_, ok := m[key]
+	return ok
+}
-- 
cgit v1.2.3