function wp_shortlink_header() {}

Send a Link: rel=shortlink header if a shortlink is defined for the current page.
Attached to the wp action.

Source code

function wp_shortlink_header() {

	if ( headers_sent() )


	$shortlink = wp_get_shortlink(0, 'query');

	if ( empty($shortlink) )


	header('Link: <' . $shortlink . '>; rel=shortlink', false);



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