From 03689be5fe7f916862b4e4a6f782c87ff52ce69a Mon Sep 17 00:00:00 2001
From: Looly <loolly@gmail.com>
Date: Mon, 13 Jul 2020 09:21:56 +0800
Subject: [PATCH] fix comment

---
 hutool-core/src/main/java/cn/hutool/core/util/StrUtil.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hutool-core/src/main/java/cn/hutool/core/util/StrUtil.java b/hutool-core/src/main/java/cn/hutool/core/util/StrUtil.java
index 7d5b607d9..0feba5ea0 100644
--- a/hutool-core/src/main/java/cn/hutool/core/util/StrUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/util/StrUtil.java
@@ -481,7 +481,7 @@ public class StrUtil {
 	}
 
 	/**
-	 * 除去字符串头尾部的空白，如果字符串是{@code null}，返回<code>""</code>。
+	 * 除去字符串头尾部的空白，如果字符串是{@code null}或者""，返回{@code null}。
 	 *
 	 * <pre>
 	 * StrUtil.trimToNull(null)          = null