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Java basics

getFields()


The java.lang.Class.getFields() returns an array containing Field objects reflecting all the accessible public fields of the class or interface represented by this Class object.The method returns an array of length 0 if the class or interface has no accessible public fields, or if it represents an array class, a primitive type, or void.

Syntax:
public Field[] getFields() throws SecurityException


Example:

import java.lang.reflect.*;

public class ClassDemo {

   public static void main(String[] args) {

     try {
        Class cls = Class.forName("java.awt.Label");
        System.out.println("Fields =");

        // returns the array of Field objects representing the public fields
        Field f[] = cls.getFields();
        for (int i = 0; i < f.length; i++) {
           system.out.println(f[i]);
        }
     } 
     catch (exception e) {
        system.out.println("exception: " + e);
     }
   }
}


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