drupal_match_path() example

drupal_match_path.php

// https://api.drupal.org/api/drupal/includes!path.inc/function/drupal_match_path/7

$alias = drupal_get_path_alias(current_path());
$urls = array(
  'example/url',
  'example/url/*',
);
$patterns = implode("\n", $urls);

if (drupal_match_path($alias, $patterns)) {
  // Do something only on ther specified URL patterns
}