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How to Class Variable Name Using Reflection

  1. java.lang.reflect.Field library contains function to get information about the class field
  2. object.getClass() function return object class name.

import java.lang.reflect.Field;

public class GetClass {
public static void main(String[] args) {
    Demo a=new Demo();
    Field[] field= a.getClass().getDeclaredFields();
    for( Field field1: field){

class Demo{
private int a;
private float b;
private String solve(){
return null;
public int getA(){
return this.a;

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