is_trackback()
Is the query for a trackback endpoint call?
For more information on this and similar theme functions, check out the Conditional Tags article in the Theme Developer Handbook.
Uses: WP_Query::is_trackback()
1 time — 0.000027 sec (very fast) | 50000 times — 0.01 sec (speed of light) | PHP 7.1.2, WP 4.7.3
No Hooks.
Return
true|false. Whether the query is for a trackback endpoint call.
Usage
is_trackback();
Examples
#1 Set the HTTP response header for the trackback request
add_action( 'template_redirect', function(){
if( is_trackback() ){
header( 'X-Disabled-Reason: trackback' );
}
} );
Notes
- Global. WP_Query. $wp_query WordPress Query object.
Changelog
| Since 1.5.0 | Introduced. |
is_trackback() is trackback code WP 6.5.2
function is_trackback() {
global $wp_query;
if ( ! isset( $wp_query ) ) {
_doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1.0' );
return false;
}
return $wp_query->is_trackback();
}