JVM笔记：运行时数据区-方法区（方法区的使用举例）

Java

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public class MethodAreaDemo { public static void main(String[] args) { int x = 500; int y = 100; int a = x / y; int b = 50; System.out.println(a + b); } }

main方法的字节码指令

Java

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0 sipush 500 3 istore_1 4 bipush 100 6 istore_2 7 iload_1 8 iload_2 9 idiv 10 istore_3 11 bipush 50 13 istore 4 15 getstatic #2 <java/lang/System.out> 18 iload_3 19 iload 4 21 iadd 22 invokevirtual #3 <java/io/PrintStream.println> 25 return