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Source View: wp_dropdown_cats

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Line Code
402           else
403                $depth = -1; // Flat.
404
405           $output .= walk_category_dropdown_tree( $categories, $depth, $r );
406      }
407      if ( ! $r['hide_if_empty'] || ! empty($categories) )
408           $output .= "</select>\n";
409
410
411      $output = apply_filters( 'wp_dropdown_cats', $output );
412
413      if ( $echo )
414           echo $output;
415
416      return $output;
417 }
418
419 /**
420  * Display or retrieve the HTML list of categories.