Can you print an array without a loop?

Can you print an array without a loop?

This article tells how to print this array in Java without the use of any loop. For this, we will use toString() method of Arrays class in the util package of Java. This method helps us to get the String representation of the array. This string can be easily printed with the help of print() or println() method.

How do you input an array without a loop?

“input an array in c without loop” Code Answer

  1. int size=5;
  2. int array[size]; // array of size=5;
  3. for(i=0;i
  4. scanf(“%d”,&array[i]);

How do you print an array in JavaScript?

To print an array of objects properly, you need to format the array as a JSON string using JSON. stringify() method and attach the string to a tag in your HTML page. And that’s how you can print JavaScript array elements to the web page.

What can we use instead of loop?

Tools you can use to avoid using for-loops

  • List Comprehension / Generator Expression. Let’s see a simple example.
  • Functions. Thinking in a higher-order, more functional programming way, if you want to map a sequence to another, simply call the map function.
  • Extract Functions or Generators.
  • Don’t write it yourself.

How do you print an array in a for loop?

Print Array Elements using While Loop

  1. Start.
  2. Take array in nums.
  3. Initialize an variable for index and initialize it to zero.
  4. Check if index is less than length of the array nums. If the condition is false, go to step 7.
  5. Access the element nums[index] and print it.
  6. Increment index. Go to step 4.
  7. Stop.

How do you print an array for each loop?

Example of stream.forEach() method

  1. import java.util.Arrays;
  2. public class PrintArrayExample7.
  3. {
  4. public static void main(String[] args)
  5. {
  6. //declaration and initialization of an array of String type.
  7. String[] arr = {“Java”, “C”, “C++”, “Python”, “Perl”};
  8. //iterating by passing the method reference.

How do you print an array of objects?

println() calls toString() to print the output. If that object’s class does not override Object….Instead, these are the following ways we can print an array:

  1. Loops: for loop and for-each loop.
  2. Arrays. toString() method.
  3. Arrays. deepToString() method.
  4. Arrays. asList() method.
  5. Java Iterator interface.
  6. Java Stream API.

How do you print something in JavaScript?

JavaScript does not have any print object or print methods. You cannot access output devices from JavaScript. The only exception is that you can call the window.print() method in the browser to print the content of the current window.

How do you stop a for loop?

Breaking the loop You might already know this, but a for loop can be stopped using the break keyword. If you’re using a for loop to iterate over an array until you find a specific item or a certain number of iterations have run, you can stop the loop by executing break in your loop.

Why are loops bad?

Nested loops are frequently (but not always) bad practice, because they’re frequently (but not always) overkill for what you’re trying to do. In many cases, there’s a much faster and less wasteful way to accomplish the goal you’re trying to achieve.

How do I print an array list?

These are the top three ways to print an ArrayList in Java:

  1. Using a for loop.
  2. Using a println command.
  3. Using the toString() implementation.

How do I print certain elements of an array?

You can access an array element using an expression which contains the name of the array followed by the index of the required element in square brackets. To print it simply pass this method to the println() method.

How to print an array in Java without using loop?

Given an array arr in Java, the task is to print the contents of this array. Loop method: The first thing that comes to mind is to write a for loop from i = 0 to n, and print each element by arr [i]. This article tells how to print this array in Java without the use of any loop.

How to print values in an array in JavaScript?

If you want the values, you need to get the value at that index. a is the increment, in your for in loop, so array [a] will give you the value in your case. FYI…

Can a array be printed without a string?

Example 2: This array can also be printed directly without creating a string. Attention reader! Don’t stop learning now. Get hold of all the important DSA concepts with the DSA Self Paced Course at a student-friendly price and become industry ready.

How to use for loop in JavaScript array?

See for in loop with string array outputs indices and For loop for HTMLCollection elements for details. Instead, you can use any number of other options. The modern way is probably for/of which works for any iterable (which includes an array).

Share this post