WordPress.org

Description

The "pre_kses" filter is used to change what types of scripts/tags are allowed in WordPress content. [1] then strips any tags/scripts/etc that are registered as not allowed.

Arguments

This filter is passed three arguments,

• $string - Content to filter through kses
• $allowed_html - List of allowed HTML elements
• $allowed_protocols - Allowed protocol in links

Usage

function filter_function_name(  $string, $allowed_html, $allowed_protocols ) {
  return $string;
}
add_filter( 'pre_kses', 'filter_function_name', 10, 3 );

Related

• Function: wp_kses()
• Function: wp_kses_post()
• Function: wp_kses_allowed_html()
• Filter Hook: pre_kses

See: Data Validation article for an in-depth discussion of input and output sanitization.

See Also

• Creating a Filter Function
• add_filter()