Merge branch 'tuoyun' of github.com:OpenIMSDK/Open-IM-Server into tuoyun

pkg/utils/strings.go

@@ -43,6 +43,14 @@ func IsContain(target string, List []string) bool {
 	}
 	return false
 }
+func IsContainInt32(target int32, List []int32) bool {
+	for _, element := range List {
+		if target == element {
+			return true
+		}
+	}
+	return false
+}
 
 func InterfaceArrayToStringArray(data []interface{}) (i []string) {
 	for _, param := range data {