Exemple #1
0
 /**
  * Normalize reference label
  *
  * This enables case-insensitive label matching
  *
  * @param string $string
  *
  * @return string
  */
 public static function normalizeReference($string)
 {
     // Collapse internal whitespace to single space and remove
     // leading/trailing whitespace
     $string = preg_replace('/\\s+/', '', trim($string));
     return Typecho_Common::strToUpper($string, 'UTF-8');
 }