wp_kses_uri_attributes filter-hook . WP 5.0.1

Filters the list of attributes that are required to contain a URL.

Use this filter to add any data- attributes that are required to be validated as a URL.

Usage

add_filter( 'wp_kses_uri_attributes', 'filter_function_name_3571' );
function filter_function_name_3571( $uri_attributes ){
	// filter...

	return $uri_attributes;
}

$uri_attributes(array)

HTML attributes requiring validation as a URL.

Where the hook is called

$uri_attributes = apply_filters( 'wp_kses_uri_attributes', $uri_attributes );

Where the hook is used (in WP core)