APIs

_is_valid_nav_menu_item() – Return if a menu item is valid.

Akismet_Admin::verify_wpcom_key() –

akismet_verify_key() –

akismet_version_warning() –

Akismet::verify_key() –

Akismet::view() –

block_version() – Returns the current version of the block format that the content string is using.

Featured_Content::validate_settings() – Validate featured content settings.

file_is_valid_image() – Validate that file is an image.

get_header_video_settings() – Retrieve header video settings.

get_header_video_url() – Retrieve header video URL for custom header.

get_post_custom_values() – Retrieve values for a custom post field.

get_query_var() – Retrieve variable in the WP_Query class.

getid3_flv::videoCodecLookup() –

getID3::version() –

has_header_video() – Check whether a header video is set or not.

is_header_video_active() – Checks whether the custom header video is eligible to show on the current page.

is_post_type_viewable() – Determines whether a post type is considered "viewable".

is_taxonomy_viewable() – Determines whether a taxonomy is considered "viewable".

IXR_Value::__construct() – PHP5 constructor.

IXR_Value::calculateType() –

IXR_Value::getXml() –

IXR_Value::isStruct() – Checks whether or not the supplied array is a struct or not

IXR_Value::IXR_Value() – PHP4 constructor.

media_upload_video() – Handles uploading a video file.

PHPMailer::validateAddress() – Check that a string looks like an email address.

Requests_IPv6::split_v6_v4() – Splits an IPv6 address into the IPv6 and IPv4 representation parts

Requests_IRI::is_valid() – Check if the object represents a valid IRI. This needs to be done on each call as some things change depending on another part of the IRI.

Requests_SSL::verify_certificate() – Verify the certificate against common name and subject alternative names

Requests_SSL::verify_reference_name() – Verify that a reference name is valid

Requests_Transport_fsockopen::verify_certificate_from_context() – Verify the certificate against common name and subject alternative names

rest_sanitize_value_from_schema() – Sanitize a value based on a schema.

rest_validate_request_arg() – Validate a request argument based on details registered to the route.

rest_validate_value_from_schema() – Validate a value based on a schema.

Services_JSON::name_value() – array-walking function for use in generating JSON-formatted name-value pairs

set_query_var() – Set query variable.

SimplePie_HTTP_Parser::http_version() – Parse the HTTP version

SimplePie_HTTP_Parser::value_char() – Parse a header value while outside quotes

SimplePie_HTTP_Parser::value() – See what state to move to while within non-quoted header values

SimplePie_IRI::is_valid() – Check if the object represents a valid IRI. This needs to be done on each call as some things change depending on another part of the IRI.

SimplePie_Misc::get_curl_version() –

SimplePie_Net_IPv6::split_v6_v4() – Splits an IPv6 address into the IPv6 and IPv4 representation parts

SimplePie_Rating::get_value() – Get the value of the rating

SimplePie_Restriction::get_value() – Get the list of restricted things

SimplePie_XML_Declaration_Parser::version_equals() –

SimplePie_XML_Declaration_Parser::version_name() –

SimplePie_XML_Declaration_Parser::version_value() –

SMTP::verify() – Send an SMTP VRFY command.

the_header_video_url() – Display header video URL.

twentyseventeen_is_view_with_layout_option() – Return whether we’re on a view that supports a one or two column layout.

twentyseventeen_video_controls() – Customize video play/pause button in the custom header.

type_url_form_video() – Handles retrieving the insert-from-URL form for a video file.

url_is_accessable_via_ssl() – Determines if the URL can be accessed over SSL.

valid_unicode() – Determines if a Unicode codepoint is valid.

validate_active_plugins() – Validate active plugins

validate_another_blog_signup() – Validate a new site signup for an existing user.

validate_blog_form() – Validate the new site signup

validate_blog_signup() – Validate new site signup

validate_current_theme() – Checks that current theme files ‘index.php’ and ‘style.css’ exists.

validate_email() – Deprecated functionality to validate an email address.

validate_file_to_edit() – Makes sure that the file that was requested to be edited is allowed to be edited.

validate_file() – Validates a file name and path against an allowed set of rules.

validate_plugin() – Validate the plugin path.

validate_user_form() – Validate user signup name and email

validate_user_signup() – Validate the new user signup

validate_username() – Checks whether a username is valid.

verify_file_md5() – Calculates and compares the MD5 of a file to its expected value.

wp_admin_bar_dashboard_view_site_menu() – Add the "Dashboard"/"Visit Site" menu.

WP_Automatic_Updater::is_vcs_checkout() – Check for version control checkouts.

wp_check_browser_version() – Check if the user needs a browser update

wp_check_mysql_version() – Checks the version of the installed MySQL binary.

wp_check_php_mysql_versions() – Check for the required PHP version, and the MySQL extension or a database drop-in.

wp_check_php_version() – Checks if the user needs to update PHP.

WP_Customize_Control::value() – Fetch a setting’s value.

WP_Customize_Manager::_validate_external_header_video() – Callback for validating the external_header_video value.

WP_Customize_Manager::_validate_header_video() – Callback for validating the header_video value.

WP_Customize_Manager::post_value() – Returns the sanitized value for a given setting from the current customized state.

WP_Customize_Manager::validate_setting_values() – Validates setting values.

WP_Customize_Setting::js_value() – Sanitize the setting’s value for use in JavaScript.

WP_Customize_Setting::post_value() – Fetch and sanitize the $_POST value for the setting.

WP_Customize_Setting::validate() – Validates an input.

WP_Customize_Setting::value() – Fetch the value of the setting.

WP_Date_Query::build_value() – Builds and validates a value string based on the comparison operator.

WP_Date_Query::validate_column() – Validates a column name parameter.

WP_Date_Query::validate_date_values() – Validates the given date_query values and triggers errors if something is not valid.

wp_default_packages_vendor() – Registers all the WordPress vendor scripts that are in the standardized `js/dist/vendor/` location.

wp_edit_attachments_query_vars() – Get the query variables for the current attachments request.

wp_embed_handler_video() – Video embed handler callback.

wp_fix_server_vars() – Fix `$_SERVER` variables for various setups.

wp_get_active_and_valid_plugins() – Retrieve an array of active and valid plugin files.

wp_get_active_and_valid_themes() – Retrieves an array of active and valid themes.

wp_get_video_extensions() – Returns a filtered list of WP-supported video formats.

WP_Hook::valid() – Checks if current position is valid.

WP_Http_Streams::verify_ssl_certificate() – Verifies the received SSL certificate against its Common Names and subjectAltName fields.

wp_http_validate_url() – Validate a URL for safe use in the HTTP API.

WP_Http::validate_redirects() – Validate redirected URLs.

wp_is_ini_value_changeable() – Determines whether a PHP ini value is changeable at runtime.

wp_kses_check_attr_val() – Performs different checks for attribute values.

wp_kses_version() – This function returns kses’ version number.

WP_List_Table::get_views() – Get an associative array ( id => link ) with the list of views available on this table.

WP_List_Table::view_switcher() – Display a view switcher

WP_List_Table::views() – Display the list of views available on this table.