Function Arguments Return Description Version Path

add_custom_background

(callback) $wp_head_callback = ''
(callback) $admin_head_callback = ''
(callback) $admin_preview_callback = ''
(void)

Add callbacks for background image display.

3.0 wp-includes / deprecated.php

add_editor_style

(mixed) $stylesheet = 'editor-style.css'
(void)

Add callback for custom TinyMCE editor stylesheets.

3.0 wp-includes / theme.php

add_permastruct

(string) $name
(string) $struct
(array) $args = array()
(void)

Add permalink structure.

3.0 wp-includes / rewrite.php

add_post_type_support

(string) $post_type
(string|array) $feature
(void)

Register support of certain features for a post type.

3.0 wp-includes / post.php

add_settings_error

(string) $setting
(string) $code
(string) $message
(string) $type = 'error'
(void)

Register a settings error to be displayed to the user

3.0 wp-admin / includes / template.php

add_user_meta

(int) $user_id
(string) $meta_key
(mixed) $meta_value
(bool) $unique = false
(int|boolean) Meta ID on success, false on failure.

Add meta data field to a user.

3.0 wp-includes / user.php

adjacent_posts_rel_link_wp_head

(void)

Display relational links for the posts adjacent to the current post for single post pages.

3.0 wp-includes / link-template.php

admin_color_scheme_picker

 $user_id
(void)

Display the default admin color scheme picker (Used in user-edit.php)

3.0 wp-admin / includes / misc.php

apply_filters_ref_array

(string) $tag
(array) $args
(mixed) The filtered value after all hooked functions are applied to it.

Execute functions hooked on a specific filter hook, specifying arguments in an array.

3.0 wp-includes / plugin.php

background_color

(void)

Display background color value.

3.0 wp-includes / theme.php