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[docs update]修改了两张图片

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6
docs/java/jvm/memory-area.md
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@ -228,11 +228,9 @@ HotSpot 虚拟机中字符串常量池的实现是 `src/hotspot/share/classfile/
JDK1.7 之前，字符串常量池存放在永久代。JDK1.7 字符串常量池和静态变量从永久代移动了 Java 堆中。 JDK1.7 之前，字符串常量池存放在永久代。JDK1.7 字符串常量池和静态变量从永久代移动了 Java 堆中。
![](https://guide-blog-images.oss-cn-shenzhen.aliyuncs.com/github/javaguide/java/jvm/method-area-jdk1.6.png) ![method-area-jdk1.6](https://guide-blog-images.oss-cn-shenzhen.aliyuncs.com/github/javaguide/java/jvm/method-area-jdk1.6.png)
![](https://guide-blog-images.oss-cn-shenzhen.aliyuncs.com/github/javaguide/java/jvm/method-area-jdk1.7.png) ![method-area-jdk1.7](https://guide-blog-images.oss-cn-shenzhen.aliyuncs.com/github/javaguide/java/jvm/method-area-jdk1.7.png)
![](https://guide-blog-images.oss-cn-shenzhen.aliyuncs.com/github/javaguide/java/jvm/method-area-jdk1.8.png)
**JDK 1.7 为什么要将字符串常量池移动到堆中？** **JDK 1.7 为什么要将字符串常量池移动到堆中？**

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docs/java/jvm/pictures/memory-area/method-area-jdk1.6.drawio
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