The Famous loop in Wordpress for Generating posts

 Go to index.php file and write below code to display post

<?php
while(have_posts()) {
   the_post(); ?>
<h2><a href="<?php the_permalink() ?>"><?php the_title();  ?></a></h2>
<?php the_content();  ?>
<hr>
<?php } ?>

and save and check blog to display posts.

to display single post add new file single.php in theme folder.

Add below loop code in single.php for display single post.

<?php
while(have_posts()) {
   the_post(); ?>
<h2><?php the_title();  ?></h2>
<?php the_content();  ?>
<hr>
<?php } ?>

For Page

First create new test page with dummy content and publish

And add page.php file in theme folder.

and add below code in page.php 

<?php
while(have_posts()) {
   the_post(); ?>
<h2><?php the_title();  ?></h2>
<?php the_content();  ?>
<hr>
<?php } ?>

and save and check page 

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