maybe_remove_query_string() public method

Maybe remove query string from URL.
public maybe_remove_query_string ( string $url ) : string
$url string
return string
 /**
  * Get size string from URL.
  *
  * @param int    $attachment_id
  * @param string $url
  *
  * @return null|string
  */
 protected function get_size_string_from_url($attachment_id, $url)
 {
     $meta = get_post_meta($attachment_id, '_wp_attachment_metadata', true);
     if (empty($meta['sizes'])) {
         // No alternative sizes available, return
         return null;
     }
     $basename = wp_basename($this->as3cf->maybe_remove_query_string($url));
     foreach ($meta['sizes'] as $size => $file) {
         if ($basename === $file['file']) {
             return $size;
         }
     }
     return null;
 }