From 2d08c89a22c19db60afc5c2cad8febb61a66d2d8 Mon Sep 17 00:00:00 2001
From: Kou Shuang <koushuangbwcx@163.com>
Date: Tue, 12 Nov 2019 10:58:31 +0800
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 ...ava\345\237\272\347\241\200\347\237\245\350\257\206.md" | 7 +++++++
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diff --git "a/docs/java/Java\345\237\272\347\241\200\347\237\245\350\257\206.md" "b/docs/java/Java\345\237\272\347\241\200\347\237\245\350\257\206.md"
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+++ "b/docs/java/Java\345\237\272\347\241\200\347\237\245\350\257\206.md"
@@ -519,6 +519,13 @@ Java Io流共涉及40多个类，这些类看上去很杂乱，但实际上很
 
 详见笔主的这篇文章: <https://gitee.com/SnailClimb/JavaGuide/blob/master/docs/java/Basis/Arrays,CollectionsCommonMethods.md>
 
+### 38. 深拷贝 vs 浅拷贝
+
+1. **浅拷贝**：对基本数据类型进行值传递，对引用数据类型进行引用传递般的拷贝，此为浅拷贝。
+2. **深拷贝**：对基本数据类型进行值传递，对引用数据类型，创建一个新的对象，并复制其内容，此为深拷贝。
+
+![deep and shallow copy](https://my-blog-to-use.oss-cn-beijing.aliyuncs.com/2019-7/java-deep-and-shallow-copy.jpg)
+
 ## 参考
 
 - https://stackoverflow.com/questions/1906445/what-is-the-difference-between-jdk-and-jre
-- 
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