Java Reflection - Field.setInt() Examples

[Last Updated: Nov 8, 2025]

Class:

java.lang.reflect.Field

Method:

public void setInt(Object obj,
                   int i)
            throws IllegalArgumentException,
                   IllegalAccessException

Sets the value of a field as an int on the specified object.

Examples

package com.logicbig.example.field;

import java.lang.reflect.Field;

public class SetIntExample {
    private int myInt;

    public static void main(String... args) throws NoSuchFieldException, IllegalAccessException {
        Field f = SetIntExample.class.getDeclaredField("myInt");
        SetIntExample instance = new SetIntExample();
        f.setInt(instance, 5);
        System.out.println(f.getInt(instance));
    }
}

Java Reflection - Field.setInt() Examples

Class:

Method:

Examples

Output

See Also