From 32767a1ab40ac618fb150901212bd37ef40b9268 Mon Sep 17 00:00:00 2001
From: mocha <gyjames95@gmail.com>
Date: Sat, 10 Aug 2024 22:53:11 +0800
Subject: [PATCH] =?UTF-8?q?doc:=20=E8=B0=83=E6=95=B4=20DelegateCall=20?=
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---
 23_Delegatecall/readme.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/23_Delegatecall/readme.md b/23_Delegatecall/readme.md
index f72361183..de60f2c40 100644
--- a/23_Delegatecall/readme.md
+++ b/23_Delegatecall/readme.md
@@ -83,7 +83,8 @@ contract C {
 
 ### 发起调用的合约B
 
-首先，合约`B`必须和目标合约`C`的变量存储布局必须相同，两个变量，并且顺序为`num`和`sender`
+首先，合约`B`必须和目标合约`C`的变量存储布局必须相同 —— 即存在两个 `public` 变量且变量类型顺序为 `uint256` 和 `address`
+> **注意：** 变量名称可以不同
 
 ```solidity
 contract B {