kses_allowed_protocols filter-hook . WP 3.0.0

Filters the list of protocols allowed in HTML attributes.

Usage

add_filter( 'kses_allowed_protocols', 'filter_function_name_4527' );
function filter_function_name_4527( $protocols ){
	// filter...

	return $protocols;
}

$protocols(string[])

Array of allowed protocols e.g. 'http', 'ftp', 'tel', and more.

Changelog

Where the hook is called

$protocols = array_unique( (array) apply_filters( 'kses_allowed_protocols', $protocols ) );

Where in WP core the hook is used WordPress