nocache_headers │ filter-hook │ WP 2.8.0

Filters the cache-controlling HTTP headers that are used to prevent caching.

Usage

add_filter( 'nocache_headers', 'wp_kama_nocache_headers_filter' );

/**
 * Function for `nocache_headers` filter-hook.
 * 
 * @param array $headers Header names and field values.
 *
 * @return array
 */
function wp_kama_nocache_headers_filter( $headers ){

	// filter...
	return $headers;
}

$headers(array)

Header names and field values.

Changelog

Where the hook is called

$headers = (array) apply_filters( 'nocache_headers', $headers );

Where the hook is used in WordPress