完成map包装类型 - key是否存在

map.go

@@ -0,0 +1,46 @@
+// Package wrapper ...
+//
+// Description : wrapper ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 2024-11-06 18:27
+package wrapper
+
+import "sync"
+
+var mapLock = &sync.RWMutex{}
+
+type Map map[string]any
+
+func (m *Map) lock() {
+	mapLock.Lock()
+}
+
+func (m *Map) unlock() {
+	mapLock.Unlock()
+}
+
+func (m *Map) rlock() {
+	mapLock.RLock()
+}
+
+func (m *Map) rUnlock() {
+	mapLock.RUnlock()
+}
+
+// Exist key是否存在
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 18:34 2024/11/6
+func (m *Map) Exist(key string) bool {
+	if nil == m {
+		return false
+	}
+	m.rlock()
+	defer m.unlock()
+	v := *m
+	_, exist := v[key]
+	return exist
+}