WordPress at a glance
filter is not described

(taxonomy)_(field)_rss filter-hook . WP 2.3.0

Filters the taxonomy field for use in RSS.

The dynamic portions of the hook name, $taxonomy, and $field, refer to the taxonomy slug and field name, respectively.

Usage

add_filter( '(taxonomy)_(field)_rss', 'filter_function_name_4296' );
function filter_function_name_4296( $value ){
	// filter...

	return $value;
}
$value(mixed)
Value of the taxonomy field.

Where the hook is called

sanitize_term_field()
(taxonomy)_(field)_rss
wp-includes/taxonomy.php 1543
$value = apply_filters( "{$taxonomy}_{$field}_rss", $value );

Where the hook is used (in WP core)

wp-includes/default-filters.php 148
add_filter( 'term_name_rss', 'convert_chars' );
wp-includes/default-filters.php 202
add_filter( 'the_title_rss', 'strip_tags' );
wp-includes/default-filters.php 203
add_filter( 'the_title_rss', 'ent2ncr', 8 );
wp-includes/default-filters.php 204
add_filter( 'the_title_rss', 'esc_html' );
wp-includes/default-filters.php 205
add_filter( 'the_content_rss', 'ent2ncr', 8 );
wp-includes/default-filters.php 208
add_filter( 'the_excerpt_rss', 'convert_chars' );
wp-includes/default-filters.php 209
add_filter( 'the_excerpt_rss', 'ent2ncr', 8 );
wp-includes/default-filters.php 210
add_filter( 'comment_author_rss', 'ent2ncr', 8 );
wp-includes/default-filters.php 211
add_filter( 'comment_text_rss', 'ent2ncr', 8 );
wp-includes/default-filters.php 212
add_filter( 'comment_text_rss', 'esc_html' );
wp-includes/default-filters.php 213
add_filter( 'comment_text_rss', 'wp_staticize_emoji' );
wp-includes/default-filters.php 322
add_action( 'do_feed_rss', 'do_feed_rss', 10, 1 );