Q:

Java program to get the list of fields of a class

belongs to collection: Java Class and Object Programs

mahmoud2506
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2022-05-06
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Java program to get the list of fields of a class

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mahmoud2506
2022-05-06
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Program/Source Code:

The source code to get the list of fields of a class is given below. The given program is compiled and executed successfully.

// Java program to get the list of fields 
// of a class

import java.lang.reflect.Field;
public class Main {
  public static void main(String[] args) throws ClassNotFoundException {
    Class cls = Class.forName("java.lang.Double");

    Field fields[] = cls.getFields();

    System.out.println("Fields of Double class: ");
    for (Field field: fields)
      System.out.println(field);
  }
}

Output:

Fields of Double class: 
public static final double java.lang.Double.POSITIVE_INFINITY
public static final double java.lang.Double.NEGATIVE_INFINITY
public static final double java.lang.Double.NaN
public static final double java.lang.Double.MAX_VALUE
public static final double java.lang.Double.MIN_NORMAL
public static final double java.lang.Double.MIN_VALUE
public static final int java.lang.Double.MAX_EXPONENT
public static final int java.lang.Double.MIN_EXPONENT
public static final int java.lang.Double.SIZE
public static final int java.lang.Double.BYTES
public static final java.lang.Class java.lang.Double.TYPE

 

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