Filters content to be run through KSES.

$string string

Content to filter through KSES.

$allowed_html array[]|string

An array of allowed HTML elements and attributes, or a context name such as 'post'. See wp_kses_allowed_html() for the list of accepted context names.

$allowed_protocols string[]

Array of allowed URL protocols.

KSES is a recursive acronym which stands for “KSES Strips Evil Scripts”.

The filter is used to change the types of HTML elements/attributes or context names are allowed in WordPress content, then strips any HTML elements/attributes that are registered as not allowed.

File: wp-includes/kses.php. View all references

return apply_filters( 'pre_kses', $string, $allowed_html, $allowed_protocols );