How to create Dynamic Sidebar for widget in WordPress

Dynamic Sidebar in WordPress is generally used for access of Widget in sidebar or place where we want to display widget. Widgets is an executable html code with drag and drop features which is used in dynamic sidebar.
Today, I am going for discussion about how to add widget with ready dynamic sidebar .Dynamic Sidebar keeps much importance for wordpress developer for display of wallpaper,text or menu etc anywhere on the WordPress page with use dynamic sidebar. Dynmic Sidebar have the features of adding widget with style and heading.
Let us discuss in details :

1) First of all need to create and register sidebar with its name with heading tag as want to display on page and put this code in the end of function.php file of WordPress. This code will register and ready a dynamic sidebar for you.

<?php
if ( function_exists('register_sidebar') )
 register_sidebar(array(
'name' => 'information',
 'before_widget' => '',
 'after_widget' => '',
'before_title' => '<h3>',
'after_title' => '</h3>',
));   ?>

2) This code is putted where and on which page we want to display dynamic sidebar with name of Information.
Code for where and on what page are you want to use.

<?php 
if ( !function_exists('dynamic_sidebar') || !dynamic_sidebar('information ') ) : ?>
<?php endif; ?>