feed_links

 */
function the_weekday() {
	global $wp_locale;

	$post = get_post();

	if ( ! $post ) {
		return;
	}

	$the_weekday = $wp_locale->get_weekday( get_post_time( 'w', false, $post ) );

	/**
	 * Filters the weekday on which the post was written, for display.
	 *
	 * @since 0.71
	 *
	 * @param string $the_weekday
	 */
	echo apply_filters( 'the_weekday', $the_weekday );
}

/**
 * Display the weekday on which the post was written.
 *
 * Will only output the weekday if the current post's weekday is different from
 * the previous one output.
 *
 * @since 0.71
 *
 * @global WP_Locale $wp_locale       WordPress date and time locale object.
 * @global string    $currentday      The day of the current post in the loop.
 * @global string    $previousweekday The day of the previous post in the loop.
 *
 * @param string $before Optional. Output before the date.
 * @param string $after  Optional. Output after the date.
 */
function the_weekday_date( $before = '', $after = '' ) {