From 659a325e0d8fe8283f6e89b3d7e0dfda0095f8bc Mon Sep 17 00:00:00 2001
From: wenlinli <1574249665@qq.com>
Date: Thu, 2 Nov 2023 15:51:30 +0800
Subject: [PATCH] fix rpcApi parameter error

---
 3.x/zh_CN/docs/develop/api.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/3.x/zh_CN/docs/develop/api.md b/3.x/zh_CN/docs/develop/api.md
index 978b8b680..1f22c7ec0 100644
--- a/3.x/zh_CN/docs/develop/api.md
+++ b/3.x/zh_CN/docs/develop/api.md
@@ -385,7 +385,7 @@ curl -X POST --data '{"jsonrpc":"2.0","method":"getBlockByHash","params":["group
 **示例：**
 ```
 // Request
-curl -X POST --data '{"jsonrpc":"2.0","method":"getBlockHashByNumber","params":["group0",0],"id":1}' http://127.0.0.1:20200
+curl -X POST --data '{"jsonrpc":"2.0","method":"getBlockHashByNumber","params":["group0","",0],"id":1}' http://127.0.0.1:20200
 
 // Result
 {