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Java Class class isMemberClass() method with example

Class class isMemberClass() method: Here, we are going to learn about the isMemberClass() method of Class class with its syntax and example.
Submitted by Preeti Jain, on November 02, 2019

Class class isMemberClass() method

  • isMemberClass() method is available in java.lang package.
  • isMemberClass() method is used to check whether the underlying class is a member class or not.
  • isMemberClass() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.
  • isMemberClass() method does not throw an exception at the time of checking the given class is member class.


    public boolean isMemberClass();


  • It does not accept any parameter.

Return value:

The return type of this method is boolean, it returns a boolean value based on the following cases,

  • It returns true, when this Class is a member class.
  • It returns false, when this Class is not a member class.


// Java program to demonstrate the example 
// of boolean isMemberClass () method of Class 

public class IsMemberOfClass {
    public static void main(String[] args) {
        // Create and Return StringBuilder class
        StringBuilder s1 = new StringBuilder();
        Class cl1 = s1.getClass();

        // Create and Return IsMemberOfClass class
        IsMemberOfClass mc = new IsMemberOfClass();
        Class cl2 = mc.getClass();

        // It checks whether the underlying class is
        // a Member class or not
        boolean b1 = cl1.isMemberClass();
        boolean b2 = cl2.isMemberClass();

        System.out.println("cl1.isMemberClass(): " + b1);
        System.out.println("cl2.isMemberClass(): " + b2);


cl1.isMemberClass(): false
cl2.isMemberClass(): false

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