Definition:
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() ) return; $shortlink = wp_get_shortlink(0, 'query'); if ( empty($shortlink) ) return; header('Link: <' . $shortlink . '>; rel=shortlink', false); }
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