Updated files

2 years ago · f70abaf583
1 changed files with 8 additions and 0 deletions
--- a/EssOS/技术笔记.md
+++ b/EssOS/技术笔记.md
@ -80,3 +80,11 @@ public class JavaCollectionExample1 {
 输出结果：
 ```java
 初始集合: [2, 5]
 最终集合: [2, 5, 11, 12, 13, 14, 15]
 集合大小: 7
 集合中包含5
 集合中的元素: []
 ```