esc_html()
Function: Escaping for HTML blocks.
Source: wp-includes/formatting.php:4619
sanitize_email()
Function: Strips out all characters that are not allowable in an email.
Source: wp-includes/formatting.php:3724
human_time_diff()
Function: Determines the difference between two timestamps.
Source: wp-includes/formatting.php:3831
wp_trim_excerpt()
Function: Generates an excerpt from the content, if needed.
Source: wp-includes/formatting.php:3917
is_email()
Function: Verifies that an email is valid.
Source: wp-includes/formatting.php:3510
wp_iso_descrambler()
Function: Converts to ASCII from email subjects.
Source: wp-includes/formatting.php:3599
_wp_iso_convert()
Function: Helper function to convert hex encoded chars to ASCII.
Source: wp-includes/formatting.php:3618
get_gmt_from_date()
Function: Given a date in the timezone of the site, returns that date in UTC.
Source: wp-includes/formatting.php:3634
get_date_from_gmt()
Function: Given a date in UTC or GMT timezone, returns that date in the timezone of the site.
Source: wp-includes/formatting.php:3656
iso8601_timezone_to_offset()
Function: Given an ISO 8601 timezone, returns its UTC offset in seconds.
Source: wp-includes/formatting.php:3674