index.php

<?php get_header() ?> <!-- header.php -->
<h3>Index Page</h3>
<div class="container">
    <div class="row">
        <?php
        if (have_posts()): // we have posts or not - checking

            while (have_posts()):  // loop section
                the_post();
                //get_post_format(): Aside => aside -> content-aside.php
                //get_post_format(): Link => link -> content-link.php
                //get_post_format(): Gallery => gallery -> content-gallery.php
                // default : content.php
                // content-{post-formats}.php > content.php > index.php
                get_template_part("template-parts/content", get_post_format()); // content.php

            endwhile;

        endif;
        ?>
    </div>
</div>


<?php get_footer() ?>