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wp_shortlink_header ›

Since3.0.0
Deprecatedn/a
wp_shortlink_header ( No parameters )
Defined at:
Codex:

Sends a Link: rel=shortlink header if a shortlink is defined for the current page.

Attached to the {@see 'wp'} action.



Source

function wp_shortlink_header() {
	if ( headers_sent() ) {
		return;
	}

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

	if ( empty( $shortlink ) ) {
		return;
	}

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