1. Copy a WordPress theme to the themes folder and rename it to match the website name. Open and edit style.css and functions.php files to rename internal references to match the new theme name. 2. Key files used in a WordPress theme include style.css, header.php, footer.php, index.php, functions.php, page.php, and single.php. 3. The document provides code examples for adding widgets, menus, and custom post types to a WordPress theme. Functions are used to register and display these theme elements.

1. 1
Wordpress Manual Doc
1) Copy a wordpress theme to themes folder; rename it to your website name& copy all
required folder in your copied site.
2) Open “style.css” rename “Twenty Fourteen” to your site name;
open “function.php” rename “Twenty_Fourteen” to your site name & rename
“twentyfourteen” to your site name. (566 replaced in 56 documents)
3) Delete this existing style from “style.css” to your site css.
4) Theme customize mostly use page are:
a. Style.css
b. Header.php
c. Footer.php
d. Index.php
e. Function.php
f. Page.php (for more page)
g. Single.php (for post)
h. Content.php (master file for all rest of pages)
Wordpress Coding
1) Create Widgets “function.php” *
function zylone_widgets_init(){
require get_template_directory() . '/inc/widgets.php';
register_widget( 'Zylone_Ephemera_Widget' );
register_sidebar( array(
'name' => __( Copyright-Sidebar', 'zylone' ),
'id' => 'sidebar-1',
'description' => __( 'Copyright sidebar that appears on the left.', 'zylone' ),
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
}

2. 2
2) Use Widgets
a. dynamic_sidebar('sidebar-1');
3) Create Menu “function.php” *
function zylone_setup() {
register_nav_menus( array(
'primary' => __( 'Top primary menu', 'zylone' ),
'web-design' => __( 'Web Design And Branding' ),
'web-app' => __( 'Web Application' ),
'internet-marketing' => __( 'Internet Marketing' )
) );
}
4) Use Menu
a. wp_nav_menu( array( 'theme_location' => 'primary', 'menu_class' => 'main-menu'
) );
5) Create Custom Post “function.php”
add_action( 'init', 'create_post_type' );
function create_post_type() {
register_post_type( 'test-slider',
array(
'labels' => array(
'name' => __( 'Test slider' ),
'singular_name' => __( ' test-slider' )
),
'public' => true,
'has_archive' => true,
)
);
}

3. 3
6) Use custom post
wp_reset_query();
$args1 = array( 'post_type' => 'test-slider' );
query_posts( $args1 );
while ( have_posts() ) : the_post();
$author_link = get_field( "author_link" );
echo '<li><p>'.get_the_content().'</p>
<a href="'.$author_link.'" target="_blank"> '.get_the_title().' </a></li>';
endwhile;
wp_reset_query();
7) Template Directory
a. get_template_directory_uri()
8) Post Title
a. get_the_title()
9) Post Content
a. get_the_content()
10) Post Link
a. get_permalink()
11) Post Date
a. get_the_date()
12) Post comment
a. get_comments_number()
13) Get home location
a. get_homr_url()