|  Welcome to JShell -- Version 25
|  For an introduction type: /help intro

jshell> /open TOOLING

jshell> class A{
   ...>     void a() {
   ...>         IO.println("Hello World");
   ...>     }
   ...> }
|  created class A

jshell> javap(A.class)
Classfile /tmp/TOOLING-5791448471890973307.class
  Last modified 7 Dec 2025; size 407 bytes
  SHA-256 checksum 840ab9df5dc432e6b5b754487dbf968cdc81498463f1395546178bfe74f65250
  Compiled from "$JShell$13.java"
public class REPL.$JShell$13$A
  minor version: 0
  major version: 69
  flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: #15                         // REPL/$JShell$13$A
  super_class: #2                         // java/lang/Object
  interfaces: 0, fields: 0, methods: 2, attributes: 3
Constant pool:
   #1 = Methodref          #2.#3          // java/lang/Object."<init>":()V
   #2 = Class              #4             // java/lang/Object
   #3 = NameAndType        #5:#6          // "<init>":()V
   #4 = Utf8               java/lang/Object
   #5 = Utf8               <init>
   #6 = Utf8               ()V
   #7 = String             #8             // Hello World
   #8 = Utf8               Hello World
   #9 = Methodref          #10.#11        // java/lang/IO.println:(Ljava/lang/Object;)V
  #10 = Class              #12            // java/lang/IO
  #11 = NameAndType        #13:#14        // println:(Ljava/lang/Object;)V
  #12 = Utf8               java/lang/IO
  #13 = Utf8               println
  #14 = Utf8               (Ljava/lang/Object;)V
  #15 = Class              #16            // REPL/$JShell$13$A
  #16 = Utf8               REPL/$JShell$13$A
  #17 = Utf8               Code
  #18 = Utf8               LineNumberTable
  #19 = Utf8               a
  #20 = Utf8               SourceFile
  #21 = Utf8               $JShell$13.java
  #22 = Utf8               NestHost
  #23 = Class              #24            // REPL/$JShell$13
  #24 = Utf8               REPL/$JShell$13
  #25 = Utf8               InnerClasses
  #26 = Utf8               A
{
  public REPL.$JShell$13$A();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
         0: aload_0
         1: invokespecial #1                  // Method java/lang/Object."<init>":()V
         4: return
      LineNumberTable:
        line 5: 0

  void a();
    descriptor: ()V
    flags: (0x0000)
    Code:
      stack=1, locals=1, args_size=1
         0: ldc           #7                  // String Hello World
         2: invokestatic  #9                  // Method java/lang/IO.println:(Ljava/lang/Object;)V
         5: return
      LineNumberTable:
        line 7: 0
        line 8: 5
}
SourceFile: "$JShell$13.java"
NestHost: class REPL/$JShell$13
InnerClasses:
  public static #26= #15 of #23;          // A=class REPL/$JShell$13$A of class REPL/$JShell$13