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Original file line number Diff line number Diff line change
Expand Up @@ -235,7 +235,7 @@ JDK1.4中新加入的 **NIO(New Input/Output) 类**,引入了一种基于**通
**验证:**

```java
String s1 = new String("abc");// 堆内存的地值值
String s1 = new String("abc");// 堆内存的地址值
String s2 = "abc";
System.out.println(s1 == s2);// 输出false,因为一个是堆内存,一个是常量池的内存,故两者是不同的。
System.out.println(s1.equals(s2));// 输出true
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