Discussion on Java Generics Challenge

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281 Discussions

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2 weeks ago+ 0 comments

class Printer
{
     public static <T> void printArray (T[] element){
        for (T t : element) {
            System.out.println(t);
        }
    }
}

4 weeks ago+ 1 comment

public class Solution {

public static<Integer, String> void printArray(int arr[],String arr1[]){
    for(int i = 0; i < arr.length; i++){
        System.out.println(arr[i]);
    }
    for(int i = 0; i < arr1.length; i++){
        System.out.println(arr1[i]);
    }

}

public static void main(String[] args) {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
    int [] arr = {1,2,3};
    String [] arr1 = {"Hello","World"};
    Solution s = new Solution();
    s.printArray(arr,arr1);

}

}

3 weeks ago+ 0 comments

where is generic?

4 weeks ago+ 0 comments

public class Solution {

public static void main(String[] args) {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
    String [] strings = {"Hello", "World"};
    Integer[] ints = {1,2,3};
    print(ints);
    print(strings);
}

public static void print(T[] arr) { for (T item : arr) { System.out.println(item); } } }

1 month ago+ 0 comments

import java.io.*;
import java.util.*;

public class Solution {


    public static <T> void genericDisplay(T[] arr)
    {
         for (T element: arr){
            System.out.println(element);
        } 
    }
    public static void main(String[] args) {
        /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
        
        String [] strings = {"Hello", "World"};
        Integer[] ints = {1,2,3};
        genericDisplay(ints);
        genericDisplay(strings);
        
        
    }
}

2 months ago+ 0 comments

ArrayList arr=new ArrayList<>(); arr.add(1); arr.add(2); arr.add(3); arr.add("Hello"); arr.add("World"); for(Object i:arr) { System.out.println(i); }

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