Title: Version 3.7
Published: May 19, 2019

---

# Version 3.7

## In this article

 * [Highlights](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#highlights)
 * [Under The Hood](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#under-the-hood)
    - [General](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#general)
    - [Dashboard](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#dashboard)
    - [Media](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#media)
    - [Comments](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#comments)
    - [Appearance](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#appearance)
    - [Plugins](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#plugins)
    - [Users](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#users)
    - [Accessibility](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#accessibility)
    - [Bug Fixes](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#bug-fixes)
    - [Multisite](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#multisite)
    - [Classes](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#classes)
    - [Functions](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#functions)
    - [Actions & Filters](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#actions-filters)
    - [External Libraries](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#external-libraries)
    - [Deprecated](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#deprecated)
    - [Miscellaneous](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#miscellaneous)

[ Back to top](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#wp--skip-link--target)

On October 24, 2013, WordPress **Version 3.7**, named for Count Basie, was released
to the public. For more information on this enhancement and bug-fix release, read
the [WordPress Blog](https://wordpress.org/development), the [Release Post](https://wordpress.org/news/2013/10/basie/),
and see the [Changelog for 3.7](https://codex.wordpress.org/Changelog/3.7).

For **Version 3.7**, the database version (**db_version** in **wp_options**) changed
to 25824, and the [Trac](https://core.trac.wordpress.org/) revision was r25913.

 * [View Closed Tickets](https://trac.wordpress.org/query?status=closed&milestone=3.7)

## 󠀁[Highlights](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#highlights)󠁿

You might not notice a thing, and we’re okay with that.

 * **Background Updates**
    - Automatic updates for maintenance and security updates.
    - Daily updates for developers using nightly builds.
 * **Stronger Password Meter**
    - New password meter to encourage users to choose stronger passwords.
 * **Improved Search**
    - More relevant search results.
 * **Better Global Support**
    - Localized versions will receive faster and more complete translations.
    - Background updates will include translations

## 󠀁[Under The Hood](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#under-the-hood)󠁿

### 󠀁[General](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#general)󠁿

 * Optional filters for background updates, to allow for fine-grained control
 * Advanced Date Queries for posts now includes date ranges, older/newer than options,
   and more
 * Multisite now has `wp_get_sites()` to list all sites on the network

### 󠀁[Dashboard](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#dashboard)󠁿

 * Make shift + click selection of checkboxes work in both directions
 * Add RTL body classes to iFrames in the back-end
 * Actually limit password-protected post passwords to the 20-character limit
 * Display an error message when logging in with cookies disabled
 * Fix issue with failed searches reverting to previous search criteria
 * Fix bad styling when bulk actions are disabled for custom post types

### 󠀁[Media](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#media)󠁿

 * Add the image file size information in the attachment editing screen
 * Fix issue with orderby attribute getting removed from updated  shortcodes
 * Stop linking to non-public post types from media screens

### 󠀁[Comments](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#comments)󠁿

 * Add commenter IP address on the Edit Comment screen
 * Remove generated avatars from comment moderation screens
 * Make email recipients filterable in [wp_notify_moderator()](https://codex.wordpress.org/Function_Reference/wp_notify_moderator)
 * Add ability to filter comment screen by post type

### 󠀁[Appearance](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#appearance)󠁿

 * Only show a custom header image preview when an image is actually set
 * Display Customizer control descriptions
 * Enable the Customizer to load the home URL

### 󠀁[Plugins](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#plugins)󠁿

 * Fix plugin search errors related to PHP 5.4

### 󠀁[Users](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#users)󠁿

 * Ensure that the user_activation_key is hashed in the database
 * Trim leading and trailing spaces from passwords when saving
 * Streamline the behavior of the default password nag after login

### 󠀁[Accessibility](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#accessibility)󠁿

 * Make list table row actions keyboard accessible
 * Fix issue with a broken “Close” button on refresh in the Customizer
 * Improve default color contrast ratios in the default themes
 * After a post is updated, only focus the “Title” field if it’s empty

### 󠀁[Bug Fixes](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#bug-fixes)󠁿

 * Fix terms with a post count of 0 returning if ‘hide_empty’ is true.
 * Fix allowing https URL enclosures
 * Fixed bug with is_day by checking bad dates and redirect, instead of 404ing.
 * Avoid using the *_exists() functionality on ncFTPd servers
 * Allow a WP_Error return from [register_new_user()](https://codex.wordpress.org/Function_Reference/register_new_user)
 * Hide the custom header image preview unless an image is set
 * Add signup_id primary key to $wpdb->signups
 * Fix issue with deleting terms shared across taxonomies from deleting associated
   nav menus
 * Cast $labels to array in [get_taxonomy_labels()](https://codex.wordpress.org/Function_Reference/get_taxonomy_labels)
   and [_get_custom_object_labels()](https://codex.wordpress.org/index.php?title=Function_Reference/_get_custom_object_labels&action=edit&redlink=1)
   to avoid failure
 * Correct rewrite tag for hierarchical post types without a query_var.

### 󠀁[Multisite](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#multisite)󠁿

 * Introduce [wp_get_sites()](https://codex.wordpress.org/Function_Reference/wp_get_sites)[
   25445]
 * Introduce [wp_maybe_update_network_site_counts()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_maybe_update_network_site_counts&action=edit&redlink=1)[
   25621]
 * Introduce [wp_maybe_update_network_user_counts()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_maybe_update_network_user_counts&action=edit&redlink=1)[
   25621]
 * Introduce [wp_update_network_site_counts()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_update_network_site_counts&action=edit&redlink=1)[
   25621]
 * Introduce [wp_update_network_user_counts()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_update_network_user_counts&action=edit&redlink=1)[
   25621]

### 󠀁[Classes](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#classes)󠁿

 * Introduce [WP_Automatic_Updater](https://codex.wordpress.org/index.php?title=Class_Reference/WP_Automatic_Updater&action=edit&redlink=1)
   class [22704]
 * Introduce [Automatic_Upgrader_Skin](https://codex.wordpress.org/index.php?title=Class_Reference/Automatic_Upgrader_Skin&action=edit&redlink=1)
   class [25421]
 * Introduce [Headerless_Upgrader_Skin](https://codex.wordpress.org/index.php?title=Class_Reference/Headerless_Upgrader_Skin&action=edit&redlink=1)
   class [25566]

 * Introduce [WP_Date_Query](https://codex.wordpress.org/index.php?title=Class_Reference/WP_Date_Query&action=edit&redlink=1)
   class [25139]
 * Introduce [WP_Comment_Query::date_query](https://codex.wordpress.org/Class_Reference/WP_Comment_Query)
   property [25139]
 * Introduce [WP_Query::date_query](https://codex.wordpress.org/Class_Reference/WP_Query)
   property [25139]

 * Introduce [WP_Query::stopwords](https://codex.wordpress.org/Class_Reference/WP_Query)
   property [25632]
 * Introduce [WP_Query::parse_search()](https://codex.wordpress.org/Class_Reference/WP_Query)
   method [25632]
 * Introduce [WP_Query::parse_search_terms()](https://codex.wordpress.org/Class_Reference/WP_Query)
   method [25632]
 * Introduce [WP_Query::get_search_stopwords()](https://codex.wordpress.org/Class_Reference/WP_Query)
   method [25632]

 * Introduce [WP_Query::reset_postdata()](https://codex.wordpress.org/Class_Reference/WP_Query)
   method [25601]
 * Introduce author__in and author__not_in for [WP_Query](https://codex.wordpress.org/Class_Reference/WP_Query)[
   25248]

 * Introduce [WP_Http_Streams](https://codex.wordpress.org/index.php?title=Class_Reference/WP_Http_Streams&action=edit&redlink=1)
   class [25224]
 * Introduce [WP_Http::handle_redirects()](https://codex.wordpress.org/index.php?title=Class_Reference/WP_Http&action=edit&redlink=1)
   method [24843]
 * Introduce [WP_Http::is_ip_address()](https://codex.wordpress.org/index.php?title=Class_Reference/WP_Http&action=edit&redlink=1)
   method [25224]
 * Introduce [WP_Meta_Query::get_cast_for_type()](https://codex.wordpress.org/Class_Reference/WP_Meta_Query)
   method [25269]

### 󠀁[Functions](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#functions)󠁿

#### 󠀁[What’s New](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#whats-new)󠁿

 * Introduce [unregister_taxonomy_for_object_type()](https://codex.wordpress.org/index.php?title=Function_Reference/unregister_taxonomy_for_object_type&action=edit&redlink=1)[
   25596]
 * Introduce [got_url_rewrite()](https://codex.wordpress.org/index.php?title=Function_Reference/got_url_rewrite&action=edit&redlink=1)[
   25456]
 * Introduce [get_previous_post_link()](https://codex.wordpress.org/index.php?title=Function_Reference/get_previous_post_link&action=edit&redlink=1)[
   25327]
 * Introduce [get_next_post_link()](https://codex.wordpress.org/index.php?title=Function_Reference/get_next_post_link&action=edit&redlink=1)[
   25327]
 * Introduce [get_adjacent_post_link()](https://codex.wordpress.org/index.php?title=Function_Reference/get_adjacent_post_link&action=edit&redlink=1)[
   25327]
 * Introduce [wp_using_ext_object_cache()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_using_ext_object_cache&action=edit&redlink=1)[
   25289]
 * Introduce [is_main_network()](https://codex.wordpress.org/index.php?title=Function_Reference/is_main_network&action=edit&redlink=1)
   template tag [25147]
 * Introduce [verify_file_md5()](https://codex.wordpress.org/index.php?title=Function_Reference/verify_file_md5&action=edit&redlink=1)[
   25541]
 * Introduce [wp_clean_plugins_cache()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_clean_plugins_cache&action=edit&redlink=1)[
   25272]
 * Introduce [find_core_auto_update()](https://codex.wordpress.org/index.php?title=Function_Reference/find_core_auto_update&action=edit&redlink=1)[
   25421]
 * Introduce [get_core_checksums()](https://codex.wordpress.org/index.php?title=Function_Reference/get_core_checksums&action=edit&redlink=1)[
   25540]
 * Introduce [wp_get_translation_updates()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_get_translation_updates&action=edit&redlink=1)[
   25566]
 * Introduce [wp_extract_urls()](https://codex.wordpress.org/Function_Reference/wp_extract_urls)[
   25313]
 * Introduce [__return_empty_string()](https://codex.wordpress.org/Function_Reference/_return_empty_string)[
   25037]
 * Introduce [mbstring_binary_safe_encoding()](https://codex.wordpress.org/index.php?title=Function_Reference/mbstring_binary_safe_encoding&action=edit&redlink=1)[
   25346]
 * Introduce [reset_mbstring_encoding()](https://codex.wordpress.org/index.php?title=Function_Reference/reset_mbstring_encoding&action=edit&redlink=1)[
   25346]
 * Introduce [wp_get_installed_translations()](https://codex.wordpress.org/Function_Reference/wp_get_installed_translations)[
   25536]
 * Introduce [wp_get_pomo_file_data()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_get_pomo_file_data&action=edit&redlink=1)[
   25520]
 * Introduce [get_post_type_archive_template()](https://codex.wordpress.org/index.php?title=Function_Reference/get_post_type_archive_template&action=edit&redlink=1)[
   25291]
 * Introduce [wp_auto_updates_maybe_update()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_auto_updates_maybe_update&action=edit&redlink=1)[
   25421]
 * Introduce [wp_authenticate_spam_check()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_authenticate_spam_check&action=edit&redlink=1)[
   24848]
 * Introduce [wp_get_user_contact_methods()](https://codex.wordpress.org/index.php?title=Function_Reference/wp_get_user_contact_methods&action=edit&redlink=1)[
   25606]

#### 󠀁[Changes](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#changes)󠁿

 * Make [is_tag()](https://codex.wordpress.org/Function_Reference/is_tag) accept
   a term-id, term-name, term-slug or an array of id’s, names and slugs [18746]
 * meta_box_cb callback for [register_taxonomy()](https://codex.wordpress.org/Function_Reference/register_taxonomy)[
   25572]
 * description__like for [get_terms()](https://codex.wordpress.org/Function_Reference/get_terms)[
   25241]
 * show_in_menu for [register_taxonomy()](https://codex.wordpress.org/Function_Reference/register_taxonomy)[
   25133]
 * Convert all [get_category()](https://codex.wordpress.org/Function_Reference/get_category)
   calls to use [get_terms()](https://codex.wordpress.org/Function_Reference/get_terms)

### 󠀁[Actions & Filters](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#actions-filters)󠁿

#### 󠀁[Actions](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#actions)󠁿

 * [save_post_{$post_type}](https://codex.wordpress.org/index.php?title=Plugin_API/Action_Reference/save_post_post_type&action=edit&redlink=1)[
   25050]
 * [user_new_form](https://codex.wordpress.org/index.php?title=Plugin_API/Action_Reference/user_new_form&action=edit&redlink=1)[
   25629]

#### 󠀁[Filters](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#filters)󠁿

 * Introduce [wp_count_attachments](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/wp_count_attachments&action=edit&redlink=1)[
   25579]
 * Introduce [bulk_post_updated_messages](https://codex.wordpress.org/Plugin_API/Filter_Reference/bulk_post_updated_messages)[
   25577]
 * Introduce [got_url_rewrite](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/got_url_rewrite&action=edit&redlink=1)[
   25456]
 * Introduce [post_password_expires](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/post_password_expires&action=edit&redlink=1)[
   25450]
 * Introduce [img_caption_shortcode_width](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/img_caption_shortcode_width&action=edit&redlink=1)[
   25444]
 * Introduce [ajax_query_attachments_args](https://codex.wordpress.org/Plugin_API/Filter_Reference/ajax_query_attachments_args)[
   25279]
 * Introduce [months_dropdown_results](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/months_dropdown_results&action=edit&redlink=1)[
   25556]
 * Introduce [install_plugins_table_api_args_{$tab}](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/install_plugins_table_api_args_tab&action=edit&redlink=1)[
   25070]
 * Introduce [upgrader_pre_download](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/upgrader_pre_download&action=edit&redlink=1)[
   25427]
 * Introduce [enable_auto_upgrade_email](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/enable_auto_upgrade_email&action=edit&redlink=1)[
   25542]
 * Introduce [populate_network_meta](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/populate_network_meta&action=edit&redlink=1)[
   25414]
 * Introduce [wp_link_query_args](https://codex.wordpress.org/Plugin_API/Filter_Reference/wp_link_query_args)[
   25393]
 * Introduce [wp_link_query](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/wp_link_query&action=edit&redlink=1)[
   25393]
 * Introduce [wp_audio_shortcode_override](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/wp_audio_shortcode_override&action=edit&redlink=1)[
   25484]
 * Introduce [wp_video_shortcode_override](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/wp_video_shortcode_override&action=edit&redlink=1)[
   25484]
 * Introduce [enable_live_network_counts](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/enable_live_network_counts&action=edit&redlink=1)[
   25621]
 * Introduce [enable_live_network_counts](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/enable_live_network_counts&action=edit&redlink=1)[
   25621]
 * Introduce [wp_count_posts](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/wp_count_posts&action=edit&redlink=1)[
   25578]
 * Introduce [wp_search_stopwords](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/wp_search_stopwords&action=edit&redlink=1)[
   25632]
 * Introduce [posts_search_orderby](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/posts_search_orderby&action=edit&redlink=1)[
   25632]
 * Introduce [flush_rewrite_rules_hard](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/flush_rewrite_rules_hard&action=edit&redlink=1)[
   25328]
 * Introduce [plugins_update_check_locales](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/plugins_update_check_locales&action=edit&redlink=1)[
   25634]
 * Introduce [themes_update_check_locales](https://codex.wordpress.org/index.php?title=Plugin_API/Filter_Reference/themes_update_check_locales&action=edit&redlink=1)[
   25634]

### 󠀁[External Libraries](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#external-libraries)󠁿

 * zxcvbn (password strength meter)

### 󠀁[Deprecated](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#deprecated)󠁿

### 󠀁[Miscellaneous](https://wordpress.org/documentation/wordpress-version/version-3-7/?output_format=md#miscellaneous)󠁿

 * EP_ALL_ARCHIVES [24812]

First published

May 19, 2019

Last updated