wp plugin update --all 
Wordpress Cheat Sheet
WordPress is an Open source software that you can use to easily create a beautiful website, blog, or app.
WP-CLI
Update all plugins
Update WordPress DB
wp core update-db Update WordPress
wp core update Optimize db
wp db optimize Change WordPress post author
wp post update 6 --post_author=1 List WordPress users
wp db query "SELECT user_login, ID FROM wp_users;" Login WordPress db
wp db cli Create posts
wp post create --post_status=publish --post_title="Second Post" --edit Post update
wp post update 1 --post_title="Your New title..." Edit post
wp post edit 1 List posts
wp post list Activate theme
wp theme activate bootstrap-four Install theme
wp theme install bootstrap-four Search for new themes
wp theme search keyword List installed themes
wp theme list List plugins
wp plugin list Install plugin
wp plugin install pluginname Search plugin
wp plugin search yoast Install WordPress
wp core install --url="your_domain_name" --title="Your Blog Title" --admin_user="admin" --admin_password="your_password" --admin_email="your_email" Generate wp-config.php file
wp core config --dbname=<dbname> --dbuser=<dbuser> --dbpass=<dbpass> --dbprefix=<dbprefix> Download WordPress
wp core download WP Theme
WordPress Menu and Sidebars
Default Navigation Menu
<?php wp_nav_menu(); ?> Specific Navigation Menu
<?php wp_nav_menu( array('menu' => My Navigation' )); ?> 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> Registering New Sidebar
Add the following code to your functions.php file to register a new sidebar.
add_action( 'widgets_init', 'theme_slug_widgets_init' ); function theme_slug_widgets_init() { register_sidebar( array( 'name' => __( 'My Sidebar', 'theme-slug' ), 'id' => 'sidebar-1', 'description' => __( 'Description', 'theme-slug' ), 'before_widget' => '<li id="%1$s" class="widget %2$s">', 'after_widget' => '</li>', 'before_title' => '<h2 class="widgettitle">', 'after_title' => '<h2>', )); } The Loop
<?php if ( have_posts() ) : ?> <?php while ( have_posts() ) : the_post(); ?> // Display post content <?php endwhile; ?> <?php endif; ?> Useful Header Functions
site_url() Get WordPress site url wp_title() Get page title bloginfo('name') Get blog name bloginfo('description') Get blog description get_stylesheet_directory_uri() Get stylesheet directory URI bloginfo('atom_url') Get Atom feed URL bloginfo('rss2_url') RSS 2.0 URL Include Tags
<?php get_header(); ?> Includes header.php and display its content <?php get_sidebar(); ?> Includes sidebar.php <?php get_footer(); ?> Includes the footer.php <?php comments_template(); ?> Load specific template for comments WordPress Template Tags
the_content() Get post content the_excerpt() Get the post excerpt the_title() Get the title of the post the_permalink() Display post link the_category(', ') Display category of a post the_author() Show post author the_ID() Display post ID edit_post_link() Show Edit link for a post next_post_link('%link') Display next page URL previous_post_link('%link') Display previous page URL get_links_list() Retrieve blogroll links wp_list_pages() Retrieve all pages wp_get_archives() Retrieve archive for the site wp_list_cats() Retrieve all categories get_calendar() Show the built-in WordPress calendar wp_register() Show register link wp_loginout() Displays login or logout links (for registered users) WordPress Template Anatomy
**header.php**
get_header(); wp_nav_menu(); // (registered in functions.php) get_search_form(); The Loop
index.php home.php archive.php page.php single.php comments_template(); search.php author.php 404.php **sidebar.php**
get_sidebar() **footer.php**
get_footer() Not Displayed
style.css // Theme style functions.php // Theme functions comments.php // Comments template WordPress Template Files
style.css // Theme's main stylesheet file index.php // Main template file single.php // Single post file. // ..Used for to display single posts only archive.php // Archive or Category template file searchform.php // Search form file search.php // Search results file 404.php // 404 error page file. // ..Will be displayed if no page can be found. comments.php // Comments template file footer.php // Footer content file header.php // Header content file sidebar.php // Sidebar content file page.php // Single page file. Used for pages only. WordPress Theme Definition
/* Theme Name: Twenty Seventeen Theme URI: https://wordpress.org/themes/twentyseventeen/ Author: the WordPress team Author URI: https://wordpress.org/ Description: Twenty Seventeen brings your site to life with immersive featured images and subtle animations. With a focus on business sites, it features multiple sections on the front page as well as widgets, navigation and social menus, a logo, and more. Personalize its asymmetrical grid with a custom color scheme and showcase your multimedia content with post formats. Our default theme for 2017 works great in many languages, for any abilities, and on any device. Version: 1.0 License: GNU General Public License v2 or later License URI: https://www.gnu.org/licenses/gpl-2.0.html Text Domain: twentyseventeen Tags: one-column, two-columns, right-sidebar, flexible-header, accessibility-ready, custom-colors, custom-header, custom-menu, custom-logo, editor-style, featured-images, footer-widgets, post-formats, rtl-language-support, sticky-post, theme-options, threaded-comments, translation-ready This theme, like WordPress, is licensed under the GPL. Use it to make something cool, have fun, and share what you've learned with others. */