From 5fe4ba1d1fd4b3e3d9ad6d4a77c2594e8f4df6c2 Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Tue, 26 Mar 2024 12:58:03 +0800
Subject: [PATCH] 1

---
 metatable.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/metatable.go b/metatable.go
index 517fa73..9ead377 100644
--- a/metatable.go
+++ b/metatable.go
@@ -7,6 +7,7 @@ import (
 	"os"
 	"q5"
 	"reflect"
+	"math/rand"
 )
 
 type MetaTable interface {
@@ -56,6 +57,13 @@ func (this *RawMetaTable[T]) PreInit1() {
 func (this *RawMetaTable[T]) PostInit1() {
 }
 
+func (this *RawMetaTable[T]) RandElement() *T {
+	if len(this.rawList) > 0 {
+		return this.rawList[rand.Intn(len(this.rawList))]
+	}
+	return nil
+}
+
 func (this *RawMetaTable[T]) ElementsInit(round int) {
 	type RoundInit1 interface {
 		Init1()