Twenty_Fourteen_Ephemera_Widget::form() – Display the form for this widget on the Widgets page of the Admin area.
twenty_twenty_one_content_width() – Set the content width in pixels, based on the theme’s design and stylesheet.
Twenty_Twenty_One_Custom_Colors::body_class() – Adds a class to <body> if the background-color is dark.
Twenty_Twenty_One_Custom_Colors::custom_color_variables() – Customizer & frontend custom color variables.
Twenty_Twenty_One_Custom_Colors::custom_get_readable_color() – Determine the luminance of the given color and then return #fff or #000 so that the text is always readable.
Twenty_Twenty_One_Customize_Color_Control::to_json() – Refresh the parameters passed to the JavaScript via JSON.
Twenty_Twenty_One_Customize::partial_blogdescription() – Render the site tagline for the selective refresh partial.
Twenty_Twenty_One_Customize::partial_blogname() – Render the site title for the selective refresh partial.
twenty_twenty_one_customize() – Prevents the Customizer from being loaded on WordPress versions prior to 5.3.
Twenty_Twenty_One_Dark_Mode::admin_body_classes() – Adds a class to the <body> element in the editor to accommodate dark-mode.
Twenty_Twenty_One_Dark_Mode::customize_controls_enqueue_scripts() – Enqueue scripts for the customizer.
Twenty_Twenty_One_Dark_Mode::editor_custom_color_variables() – Editor custom color variables & scripts.
Twenty_Twenty_One_Dark_Mode::switch_should_render() – Determine if we want to print the dark-mode switch or not.
twenty_twenty_one_entry_meta_footer() – Prints HTML with meta information for the categories, tags and comments.
twenty_twenty_one_get_attachment_image_attributes() – Filters the list of attachment image attributes.
twenty_twenty_one_get_social_link_svg() – Detects the social network from a URL and returns the SVG code for its icon.
twenty_twenty_one_get_starter_content() – Function to return the array of starter content for the theme.
twenty_twenty_one_pingback_header() – Add a pingback url auto-discovery header for single posts, pages, or attachments.
twenty_twenty_one_preview() – Prevents the Theme Preview from being loaded on WordPress versions prior to 5.3.
twenty_twenty_one_print_first_instance_of_block() – Print the first instance of a block in the content, and then break away.
twenty_twenty_one_setup() – Sets up theme defaults and registers support for various WordPress features.
Twenty_Twenty_One_SVG_Icons::get_social_link_svg() – Detects the social network from a URL and returns the SVG code for its icon.
twentyfifteen_author_bio_template() – Prevents `author-bio.php` partial template from interfering with rendering an author archive of a user with the `bio` username.
twentyfifteen_category_transient_flusher() – Flush out the transients used in {@see twentyfifteen_categorized_blog()}.
twentyfifteen_color_scheme_css_template() – Output an Underscore template for generating CSS for the color scheme.
twentyfifteen_customize_partial_blogdescription() – Render the site tagline for the selective refresh partial.
twentyfifteen_customize_partial_blogname() – Render the site title for the selective refresh partial.
twentyfifteen_customize_preview_js() – Binds JS handlers to make the Customizer preview reload changes asynchronously.
twentyfifteen_customize_register() – Add postMessage support for site title and description for the Customizer.
twentyfifteen_customize() – Prevent the Customizer from being loaded on WordPress versions prior to 4.1.
twentyfifteen_get_color_scheme_choices() – Returns an array of color scheme choices registered for Twenty Fifteen.
twentyfifteen_header_background_color_css() – Enqueues front-end CSS for the header background color.
