rel_canonical()
Outputs rel=canonical for singular queries.
Source
File: wp-includes/link-template.php
function rel_canonical() {
if ( ! is_singular() ) {
return;
}
$id = get_queried_object_id();
if ( 0 === $id ) {
return;
}
$url = wp_get_canonical_url( $id );
if ( ! empty( $url ) ) {
echo '<link rel="canonical" href="' . esc_url( $url ) . '" />' . "\n";
}
}
Changelog
Version | Description |
---|---|
4.6.0 | Adjusted to use wp_get_canonical_url() . |
2.9.0 | Introduced. |