wp_is_uuid()
Function: Validates that a UUID is valid.
Source: wp-includes/functions.php:7716
wp_is_writable()
Function: Determines if a directory is writable.
Source: wp-includes/functions.php:2235
wp_is_xml_request()
Function: Checks whether current request is an XML request, or is expecting an XML response.
Source: wp-includes/load.php:1779
wp_iso_descrambler()
Function: Converts to ASCII from email subjects.
Source: wp-includes/formatting.php:3599
wp_json_encode()
Function: Encodes a variable into JSON, with some sanity checks.
Source: wp-includes/functions.php:4288
wp_json_file_decode()
Function: Reads and decodes a JSON file.
Source: wp-includes/functions.php:4567
wp_just_in_time_script_localization()
Function: Loads localized data on print rather than initialization.
Source: wp-includes/script-loader.php:1612
wp_kses()
Function: Filters text content and strips out disallowed HTML.
Source: wp-includes/kses.php:747
wp_kses_allowed_html()
Function: Returns an array of allowed HTML tags and attributes for a given context.
Source: wp-includes/kses.php:847
wp_kses_array_lc()
Function: Converts the keys of an array to lowercase.
Source: wp-includes/kses.php:1769