wp_targeted_link_rel()
Function: Adds `rel=”noopener”` to all HTML A elements that have a target.
Source: wp-includes/formatting.php:3272
_make_clickable_rel_attr()
Function: Helper function used to build the “rel” attribute for a URL when creating an anchor using make_clickable().
Source: wp-includes/formatting.php:3006
make_clickable_rel
Filter Hook: Filters the rel value that is added to URL matches converted to links.
Source: wp-includes/formatting.php:3031
wp_rel_callback()
Function: Callback to add a rel attribute to HTML A element.
Source: wp-includes/formatting.php:3177
sanitize_locale_name()
Function: Strips out all characters not allowed in a locale name.
Source: wp-includes/formatting.php:2444
sanitize_locale_name
Filter Hook: Filters a sanitized locale name string.
Source: wp-includes/formatting.php:2456
sanitize_url()
Function: Sanitizes a URL for database or redirect usage.
Source: wp-includes/formatting.php:4559
wp_encode_emoji()
Function: Converts emoji characters to their equivalent HTML entity.
Source: wp-includes/formatting.php:5915
wp_staticize_emoji()
Function: Converts emoji to a static img element.
Source: wp-includes/formatting.php:5936
wp_staticize_emoji_for_email()
Function: Converts emoji in emails into static images.
Source: wp-includes/formatting.php:6031