Program to check candidate is eligible or not for vote using function in java.

import java.util.*;

public class function {

    public static boolean checkAge(int n){

        if(n>18)

        return true;

        else

        return false;

    }

    public static void main(String[] args) {

        Scanner sc=new Scanner(System.in);

        System.out.println("enter the age =");

        int n=sc.nextInt();

        System.out.print(checkAge(n));

    }

}

■》output->

enter the age =17

false