Categorized list of WordPress functions that are commonly used when building, updating and maintaining templates.
Wordpress Basics Temlate Files and updates customized data and categorized listed and funcation loop functions and basics function and default functions follows.
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| Categorized list of WordPress functions |
Basic Template Files
File Name Description
style.css style sheet file
index.php ome page file
header.php header content file
single.php single post page file
archive.php archive/category file
searchform.php search form file
search.php search content file
404.php error page file
comments.php comments template file
footer.php footer content file
sidebar.php sidebar content file
page.php single page file
front-page.php latest posts or static page
tag.php display tags in archive format
category.php display categories in archive format
Header Functions
Function Description
<?php site_url(); ?> root url for website
<?php wp_title(); ?> title of specific post/page
<?php bloginfo('name'); ?> title of site
<?php bloginfo('description'); ?> site description
<?php get_stylesheet_directory(); ?> stylesheet folder location
<?php bloginfo('stylesheet_url'); ?> style.css file location
<?php bloginfo('pingback_url'); ?> pingback url
<?php bloginfo('template_url'); ?> template folder path
<?php bloginfo('version'); ?> wordpress blog version
<?php bloginfo('atom_url'); ?> atom url
<?php bloginfo('rss2_url'); ?> rss2 url
<?php bloginfo('url'); ?> root url for website
<?php bloginfo('html_type'); ?> html version
<?php bloginfo('charset'); ?> charset parameter
Header Functions
Function Description
<?php site_url(); ?> root url for website
<?php wp_title(); ?> title of specific post/page
<?php bloginfo('name'); ?> title of site
<?php bloginfo('description'); ?> site description
<?php get_stylesheet_directory(); ?> stylesheet folder location
<?php bloginfo('stylesheet_url'); ?> style.css file location
<?php bloginfo('pingback_url'); ?> pingback url
<?php bloginfo('template_url'); ?> template folder path
<?php bloginfo('version'); ?> wordpress blog version
<?php bloginfo('atom_url'); ?> atom url
<?php bloginfo('rss2_url'); ?> rss2 url
<?php bloginfo('url'); ?> root url for website
<?php bloginfo('html_type'); ?> html version
<?php bloginfo('charset'); ?> charset parameter
Navigation Menu
Default Navigation Menu
<?php wp_nav_menu(); ?>
Specific Navigation Menu
<?php wp_nav_menu( array('menu' => 'Project Nav' )); ?>
Category Based Navigation
<ul id="menu">
<li <?php if(is_home()) { ?> class="current-cat" <?php } ?>>
<a href="<?php bloginfo('home'); ?>">Home</a></li>
<?php wp_list_categories('title_li=&orderby=id');?>
</ul>
Page Based Navigation
<ul id="menu">
<li <?php if(is_home()) { ?> class="current-page-item" <?php } ?>>
<a href="<?php bloginfo('home'); ?>">Home</a></li>
<?php wp_list_pages('sort_column=menu_order&depth=1&title_li=');?>
</ul>
The Loop
Basic Loop
<?php if(have_posts()) { ?>
<?php while(have_posts()) { ?>
<?php the_post(); ?>
<?php // custom post content code for title, excerpt and featured image ?>
<?php } // end while ?>
<?php } // end if ?>
Template Functions
Function Description
<?php the_content(); ?> content of posts/pages
<?php if(have_posts()): ?> check if there are posts
<?php while(have_posts()): the_post(); ?> shows posts
<?php endwhile; ?> closes loop
<?php endif; ?> closes if
<?php get_header(); ?> header.php file contents
<?php get_sidebar(); ?> sidebar.php file contents
<?php get_footer(); ?> footer.php file contents
<?php the_time('m-d-y'); ?> the date is '08-18-07'
<?php comments_popup_link(); ?> link to comments of post
<?php the_title(); ?> title of post/page
<?php the_permalink(); ?> url of post/page
<?php the_category(); ?> category of post/page
<?php the_author(); ?> author of post/page
<?php the_ID(); ?> id of post/page
<?php edit_post_link(); ?> edit link of post/page
<?php wp_list_bookmarks(); ?> links from blogroll
<?php comments_template(); ?> comment.php file contents
<?php wp_list_pages(); ?> list all pages
<?php wp_list_categories(); ?> list all categories
<?php next_post_link('%link'); ?> url to next post
<?php previous_post_list('%link'); ?> url to previous post
<?php get_calendar(); ?> show post calendar
<?php wp_get_archives(); ?> list of archive urls
<?php posts_nav_link(); ?> next and previous post link
<?php rewind_posts(); ?> rewinds post for a second loop
Extra Functions
Function Description
/%postname%/ custom permalinks
<?php include(TEMPLATEPATH . '/x'); ?> include file from template folder
<?php the_search_query(); ?> value returned from search from
<?php _e('Message'); ?> return translated text from translate()
<?php wp_register(); ?> register link
<?php wp_loginout(); ?> login/logout link
<!--nextpage--> divide content into pages
<!--more--> cut off content and create link to full
post
<?php wp_meta(); ?> admin meta data
<?php timer_start(); ?> start page timer (header.php)
<?php timer_stop(1); ?> time to load the page (footer.php)
<?php echo get_num_queries(); ?> show queries executed to generate
page
Basic Loop
<?php if(have_posts()) { ?>
<?php while(have_posts()) { ?>
<?php the_post(); ?>
<?php // custom post content code for title, excerpt and featured image ?>
<?php } // end while ?>
<?php } // end if ?>
Template Functions
Function Description
<?php the_content(); ?> content of posts/pages
<?php if(have_posts()): ?> check if there are posts
<?php while(have_posts()): the_post(); ?> shows posts
<?php endwhile; ?> closes loop
<?php endif; ?> closes if
<?php get_header(); ?> header.php file contents
<?php get_sidebar(); ?> sidebar.php file contents
<?php get_footer(); ?> footer.php file contents
<?php the_time('m-d-y'); ?> the date is '08-18-07'
<?php comments_popup_link(); ?> link to comments of post
<?php the_title(); ?> title of post/page
<?php the_permalink(); ?> url of post/page
<?php the_category(); ?> category of post/page
<?php the_author(); ?> author of post/page
<?php the_ID(); ?> id of post/page
<?php edit_post_link(); ?> edit link of post/page
<?php wp_list_bookmarks(); ?> links from blogroll
<?php comments_template(); ?> comment.php file contents
<?php wp_list_pages(); ?> list all pages
<?php wp_list_categories(); ?> list all categories
<?php next_post_link('%link'); ?> url to next post
<?php previous_post_list('%link'); ?> url to previous post
<?php get_calendar(); ?> show post calendar
<?php wp_get_archives(); ?> list of archive urls
<?php posts_nav_link(); ?> next and previous post link
<?php rewind_posts(); ?> rewinds post for a second loop
Extra Functions
Function Description
/%postname%/ custom permalinks
<?php include(TEMPLATEPATH . '/x'); ?> include file from template folder
<?php the_search_query(); ?> value returned from search from
<?php _e('Message'); ?> return translated text from translate()
<?php wp_register(); ?> register link
<?php wp_loginout(); ?> login/logout link
<!--nextpage--> divide content into pages
<!--more--> cut off content and create link to full
post
<?php wp_meta(); ?> admin meta data
<?php timer_start(); ?> start page timer (header.php)
<?php timer_stop(1); ?> time to load the page (footer.php)
<?php echo get_num_queries(); ?> show queries executed to generate
page