(permastructname)_rewrite_rules filter-hook . WP 3.1.0

Filters rewrite rules used for individual permastructs.

The dynamic portion of the hook name, $permastructname, refers to the name of the registered permastruct, e.g. 'post_tag' (tags), 'category' (categories), etc.

Usage

add_filter( '(permastructname)_rewrite_rules', 'filter_function_name_7663' );
function filter_function_name_7663( $rules ){
	// filter...

	return $rules;
}

$rules(string[])

Array of rewrite rules generated for the current permastruct, keyed by their regex pattern.

Changelog

Where the hook is called

$rules = apply_filters( "{$permastructname}_rewrite_rules", $rules );

Where in WP core the hook is used WordPress